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badkaktus 2019-10-14 23:18:33 +03:00
parent 2634a9ca4b
commit 02a7051563
146 changed files with 215 additions and 5470 deletions
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examples.txt
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Hello World Hello World|Hello World
Типы данных (Values) Типы данных (Values)|Values
Переменные (Variables) Переменные (Variables)|Variables
Константы (Constants) Константы (Constants)|Constants
Цикл For Цикл For|For
If/Else If/Else|If/Else
Switch Switch|Switch
Массивы (Arrays) Массивы (Arrays)|Arrays
Срезы (Slices) Срезы (Slices)|Slices
Карты (Maps) Карты (Maps)|Maps
Ряд (Range) Ряд (Range)|Range
Функции (Functions) Функции (Functions)|Functions
Функции с множественным возвратом (Multiple Return Values) Функции с множественным возвратом (Multiple Return Values)|Multiple Return Values
Функции с переменным числом аргументов (Variadic Functions) Функции с переменным числом аргументов (Variadic Functions)|Variadic Functions
Замыкания (Closures) Замыкания (Closures)|Closures
Рекурсия (Recursion) Рекурсия (Recursion)|Recursion
Указатели (Pointers) Указатели (Pointers)|Pointers
Структуры (Structs) Структуры (Structs)|Structs
Методы (Methods) Методы (Methods)|Methods
Интерфейсы (Interfaces) Интерфейсы (Interfaces)|Interfaces
Ошибки (Errors) Ошибки (Errors)|Errors
Горутины (Goroutines) Горутины (Goroutines)|Goroutines
Каналы (Channels) Каналы (Channels)|Channels
Буферизированный канал (Channel Buffering) Буферизированный канал (Channel Buffering)|Channel Buffering
Синхронизация канала (Channel Synchronization) Синхронизация канала (Channel Synchronization)|Channel Synchronization
Направления канала (Channel Directions) Направления канала (Channel Directions)|Channel Directions
Select Select|Select
Тайм-ауты (Timeouts) Тайм-ауты (Timeouts)|Timeouts
Неблокируемые операции в каналах (Non-Blocking Channel Operations) Неблокируемые операции в каналах (Non-Blocking Channel Operations)|Non-Blocking Channel Operations
Закрытие каналов (Closing Channels) Закрытие каналов (Closing Channels)|Closing Channels
Перебор значений из каналов (Range over Channels) Перебор значений из каналов (Range over Channels)|Range over Channels
Таймеры (Timers) Таймеры (Timers)|Timers
Тикеры (повторения) (Tickers) Тикеры (повторения) (Tickers)|Tickers
Пулы воркеров (Worker Pools) Пулы воркеров (Worker Pools)|Worker Pools
WaitGroups WaitGroups|WaitGroups
Ограничение скорости (Rate Limiting) Ограничение скорости (Rate Limiting)|Rate Limiting
Атомарные счетчики (Atomic Counters) Атомарные счетчики (Atomic Counters)|Atomic Counters
Мьютексы (Mutexes) Мьютексы (Mutexes)|Mutexes
Управление состоянием горутин (Stateful Goroutines) Управление состоянием горутин (Stateful Goroutines)|Stateful Goroutines
Сортировка (Sorting) Сортировка (Sorting)|Sorting
Сортировка через функции (Sorting by Functions) Сортировка через функции (Sorting by Functions)|Sorting by Functions
Panic Panic|Panic
Defer Defer|Defer
Функции коллекции (Collection Functions) Функции коллекции (Collection Functions)|Collection Functions
Строковые функции (String Functions) Строковые функции (String Functions)|String Functions
Форматирование строк (String Formatting) Форматирование строк (String Formatting)|String Formatting
Регулярные выражения (Regular Expressions) Регулярные выражения (Regular Expressions)|Regular Expressions
JSON JSON|JSON
XML XML|XML
Время (Time) Время (Time)|Time
Epoch Epoch|Epoch
Форматирование времени (Time Formatting / Parsing) Форматирование времени (Time Formatting / Parsing)|Time Formatting / Parsing
Случайные числа (Random Numbers) Случайные числа (Random Numbers)|Random Numbers
Парсинг чисел (Number Parsing) Парсинг чисел (Number Parsing)|Number Parsing
Парсинг URL (URL Parsing) Парсинг URL (URL Parsing)|URL Parsing
Хеш SHA1 (SHA1 Hashes) Хеш SHA1 (SHA1 Hashes)|SHA1 Hashes
Кодирование Base64 (Base64 Encoding) Кодирование Base64 (Base64 Encoding)|Base64 Encoding
Чтение файлов (Reading Files) Чтение файлов (Reading Files)|Reading Files
Запись файлов (Writing Files) Запись файлов (Writing Files)|Writing Files
Строковые фильтры (Line Filters) Строковые фильтры (Line Filters)|Line Filters
Пути к файлам (File Paths) Пути к файлам (File Paths)|File Paths
Директории (Directories) Директории (Directories)|Directories
Временные файлы и директории (Temporary Files and Directories) Временные файлы и директории (Temporary Files and Directories)|Temporary Files and Directories
Тестирование (Testing) Тестирование (Testing)|Testing
Аргументы командной строки (Command-Line Arguments) Аргументы командной строки (Command-Line Arguments)|Command-Line Arguments
Флаги командной строки (Command-Line Flags) Флаги командной строки (Command-Line Flags)|Command-Line Flags
Подкоманды командной строки (Command-Line Subcommands) Подкоманды командной строки (Command-Line Subcommands)|Command-Line Subcommands
Переменные среды (Environment Variables) Переменные среды (Environment Variables)|Environment Variables
HTTP клиенты (HTTP Clients) HTTP клиенты (HTTP Clients)|HTTP Clients
HTTP серверы (HTTP Servers) HTTP серверы (HTTP Servers)|HTTP Servers
Порождающие процессы (Spawning Processes) Порождающие процессы (Spawning Processes)|Spawning Processes
Исполняющие процессы (Exec'ing Processes) Исполняющие процессы (Exec'ing Processes)|Exec'ing Processes
Сигналы (Signals) Сигналы (Signals)|Signals
Выход (Exit) Выход (Exit)|Exit

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<!DOCTYPE html>
<html>
<head>
<meta http-eqiv="content-type" content="text/html;charset=utf-8">
<title>Go by Example: Not Found</title>
<link rel=stylesheet href="site.css">
</head>
<body>
<div id="intro">
<h2><a href="./">Go by Example</a></h2>
<p>Sorry, we couldn't find that! Check out the <a href="./">home page</a>?</p>
<p class="footer">
by <a href="https://twitter.com/mmcgrana">@mmcgrana</a> | <a href="mailto:mmcgrana@gmail.com">feedback</a> | <a href="https://github.com/mmcgrana/gobyexample">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
</body>
</html>

41
public/arrays generated
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@ -1,41 +0,0 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Массивы (Arrays)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'switch';
}
if (e.key == "ArrowRight") {
window.location.href = 'slices';
}
}
</script>
<body>
<div class="example" id="arrays">
<h2><a href="./">Go в примерах</a>: Массивы (Arrays)</h2>
<p class="next">
Следующий пример: <a href="slices">Срезы (Slices)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/arrays">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/atomic-counters generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Атомарные счетчики (Atomic Counters)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'rate-limiting';
}
if (e.key == "ArrowRight") {
window.location.href = 'mutexes';
}
}
</script>
<body>
<div class="example" id="atomic-counters">
<h2><a href="./">Go в примерах</a>: Атомарные счетчики (Atomic Counters)</h2>
<p class="next">
Следующий пример: <a href="mutexes">Мьютексы (Mutexes)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/atomic-counters">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/base64 generated
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@ -1,41 +0,0 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Кодирование Base64 (Base64 Encoding)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'sha1';
}
if (e.key == "ArrowRight") {
window.location.href = 'reading-files';
}
}
</script>
<body>
<div class="example" id="base64">
<h2><a href="./">Go в примерах</a>: Кодирование Base64 (Base64 Encoding)</h2>
<p class="next">
Следующий пример: <a href="reading-files">Чтение файлов (Reading Files)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/base64">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/channel-buffering generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Буферизированный канал (Channel Buffering)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'channels';
}
if (e.key == "ArrowRight") {
window.location.href = 'channel-synchronization';
}
}
</script>
<body>
<div class="example" id="channel-buffering">
<h2><a href="./">Go в примерах</a>: Буферизированный канал (Channel Buffering)</h2>
<p class="next">
Следующий пример: <a href="channel-synchronization">Синхронизация канала (Channel Synchronization)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/channel-buffering">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/channel-directions generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Направления канала (Channel Directions)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'channel-synchronization';
}
if (e.key == "ArrowRight") {
window.location.href = 'select';
}
}
</script>
<body>
<div class="example" id="channel-directions">
<h2><a href="./">Go в примерах</a>: Направления канала (Channel Directions)</h2>
<p class="next">
Следующий пример: <a href="select">Select</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/channel-directions">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/channel-synchronization generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Синхронизация канала (Channel Synchronization)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'channel-buffering';
}
if (e.key == "ArrowRight") {
window.location.href = 'channel-directions';
}
}
</script>
<body>
<div class="example" id="channel-synchronization">
<h2><a href="./">Go в примерах</a>: Синхронизация канала (Channel Synchronization)</h2>
<p class="next">
Следующий пример: <a href="channel-directions">Направления канала (Channel Directions)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/channel-synchronization">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/channels generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Каналы (Channels)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'goroutines';
}
if (e.key == "ArrowRight") {
window.location.href = 'channel-buffering';
}
}
</script>
<body>
<div class="example" id="channels">
<h2><a href="./">Go в примерах</a>: Каналы (Channels)</h2>
<p class="next">
Следующий пример: <a href="channel-buffering">Буферизированный канал (Channel Buffering)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/channels">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

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41
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Закрытие каналов (Closing Channels)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'non-blocking-channel-operations';
}
if (e.key == "ArrowRight") {
window.location.href = 'range-over-channels';
}
}
</script>
<body>
<div class="example" id="closing-channels">
<h2><a href="./">Go в примерах</a>: Закрытие каналов (Closing Channels)</h2>
<p class="next">
Следующий пример: <a href="range-over-channels">Перебор значений из каналов (Range over Channels)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/closing-channels">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/closures generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Замыкания (Closures)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'variadic-functions';
}
if (e.key == "ArrowRight") {
window.location.href = 'recursion';
}
}
</script>
<body>
<div class="example" id="closures">
<h2><a href="./">Go в примерах</a>: Замыкания (Closures)</h2>
<p class="next">
Следующий пример: <a href="recursion">Рекурсия (Recursion)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/closures">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/collection-functions generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Функции коллекции (Collection Functions)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'defer';
}
if (e.key == "ArrowRight") {
window.location.href = 'string-functions';
}
}
</script>
<body>
<div class="example" id="collection-functions">
<h2><a href="./">Go в примерах</a>: Функции коллекции (Collection Functions)</h2>
<p class="next">
Следующий пример: <a href="string-functions">Строковые функции (String Functions)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/collection-functions">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/command-line-arguments generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Аргументы командной строки (Command-Line Arguments)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'testing';
}
if (e.key == "ArrowRight") {
window.location.href = 'command-line-flags';
}
}
</script>
<body>
<div class="example" id="command-line-arguments">
<h2><a href="./">Go в примерах</a>: Аргументы командной строки (Command-Line Arguments)</h2>
<p class="next">
Следующий пример: <a href="command-line-flags">Флаги командной строки (Command-Line Flags)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/command-line-arguments">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/command-line-flags generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Флаги командной строки (Command-Line Flags)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'command-line-arguments';
}
if (e.key == "ArrowRight") {
window.location.href = 'command-line-subcommands';
}
}
</script>
<body>
<div class="example" id="command-line-flags">
<h2><a href="./">Go в примерах</a>: Флаги командной строки (Command-Line Flags)</h2>
<p class="next">
Следующий пример: <a href="command-line-subcommands">Подкоманды командной строки (Command-Line Subcommands)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/command-line-flags">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
public/command-line-subcommands generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Подкоманды командной строки (Command-Line Subcommands)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'command-line-flags';
}
if (e.key == "ArrowRight") {
window.location.href = 'environment-variables';
}
}
</script>
<body>
<div class="example" id="command-line-subcommands">
<h2><a href="./">Go в примерах</a>: Подкоманды командной строки (Command-Line Subcommands)</h2>
<p class="next">
Следующий пример: <a href="environment-variables">Переменные среды (Environment Variables)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/command-line-subcommands">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

41
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Константы (Constants)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'variables';
}
if (e.key == "ArrowRight") {
window.location.href = 'for';
}
}
</script>
<body>
<div class="example" id="constants">
<h2><a href="./">Go в примерах</a>: Константы (Constants)</h2>
<p class="next">
Следующий пример: <a href="for">Цикл For</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/constants">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Defer</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'panic';
}
if (e.key == "ArrowRight") {
window.location.href = 'collection-functions';
}
}
</script>
<body>
<div class="example" id="defer">
<h2><a href="./">Go в примерах</a>: Defer</h2>
<table>
<tr>
<td class="docs">
<p><em>Defer</em> используется, чтобы гарантировать, что
вызов функции будет выполнен позже при выполнении
программы, обычно для целей очистки. <code>defer</code> часто
используется там, где в других языках используются
<code>ensure</code> и <code>finally</code>.</p>
</td>
<td class="code empty leading">
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<a href="http://play.golang.org/p/lVhFAPGaGby" target="_blank"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
<div class="highlight"><pre><span class="kn">package</span> <span class="nx">main</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kn">import</span> <span class="p">(</span>
<span class="s">&quot;fmt&quot;</span>
<span class="s">&quot;os&quot;</span>
<span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Предположим, мы хотим создать файл, записать в него,
а затем закрыть, когда закончим. Вот как нам поможет
<code>defer</code>.</p>
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kd">func</span> <span class="nx">main</span><span class="p">()</span> <span class="p">{</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Сразу же после получения объекта файла с помощью
<code>createFile</code> мы откладываем закрытие этого файла
с помощью <code>closeFile</code>. Она будет выполнена в
конце включающей функции (<code>main</code>) после завершения
<code>writeFile</code>.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">f</span> <span class="o">:=</span> <span class="nx">createFile</span><span class="p">(</span><span class="s">&quot;/tmp/defer.txt&quot;</span><span class="p">)</span>
<span class="k">defer</span> <span class="nx">closeFile</span><span class="p">(</span><span class="nx">f</span><span class="p">)</span>
<span class="nx">writeFile</span><span class="p">(</span><span class="nx">f</span><span class="p">)</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kd">func</span> <span class="nx">createFile</span><span class="p">(</span><span class="nx">p</span> <span class="kt">string</span><span class="p">)</span> <span class="o">*</span><span class="nx">os</span><span class="p">.</span><span class="nx">File</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="s">&quot;creating&quot;</span><span class="p">)</span>
<span class="nx">f</span><span class="p">,</span> <span class="nx">err</span> <span class="o">:=</span> <span class="nx">os</span><span class="p">.</span><span class="nx">Create</span><span class="p">(</span><span class="nx">p</span><span class="p">)</span>
<span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span>
<span class="nb">panic</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span>
<span class="p">}</span>
<span class="k">return</span> <span class="nx">f</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kd">func</span> <span class="nx">writeFile</span><span class="p">(</span><span class="nx">f</span> <span class="o">*</span><span class="nx">os</span><span class="p">.</span><span class="nx">File</span><span class="p">)</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="s">&quot;writing&quot;</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Fprintln</span><span class="p">(</span><span class="nx">f</span><span class="p">,</span> <span class="s">&quot;data&quot;</span><span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="p">}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Важно проверять наличие ошибок при закрытии файла,
даже в отложенной функции.</p>
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kd">func</span> <span class="nx">closeFile</span><span class="p">(</span><span class="nx">f</span> <span class="o">*</span><span class="nx">os</span><span class="p">.</span><span class="nx">File</span><span class="p">)</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="s">&quot;closing&quot;</span><span class="p">)</span>
<span class="nx">err</span> <span class="o">:=</span> <span class="nx">f</span><span class="p">.</span><span class="nx">Close</span><span class="p">()</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code">
<div class="highlight"><pre> <span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Fprintf</span><span class="p">(</span><span class="nx">os</span><span class="p">.</span><span class="nx">Stderr</span><span class="p">,</span> <span class="s">&quot;error: %v\n&quot;</span><span class="p">,</span> <span class="nx">err</span><span class="p">)</span>
<span class="nx">os</span><span class="p">.</span><span class="nx">Exit</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span>
<span class="p">}</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
</table>
<table>
<tr>
<td class="docs">
<p>Запуск программы подтверждает, что файл закрыт
после записи.</p>
</td>
<td class="code">
<div class="highlight"><pre><span class="gp">$</span> go run defer.go
<span class="go">creating</span>
<span class="go">writing</span>
<span class="go">closing</span>
</pre></div>
</td>
</tr>
</table>
<p class="next">
Следующий пример: <a href="collection-functions">Функции коллекции (Collection Functions)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/defer">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
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<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Директории (Directories)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
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}
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</script>
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<div class="example" id="directories">
<h2><a href="./">Go в примерах</a>: Директории (Directories)</h2>
<p class="next">
Следующий пример: <a href="temporary-files-and-directories">Временные файлы и директории (Temporary Files and Directories)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/directories">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Переменные среды (Environment Variables)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
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}
if (e.key == "ArrowRight") {
window.location.href = 'http';
}
}
</script>
<body>
<div class="example" id="environment-variables">
<h2><a href="./">Go в примерах</a>: Переменные среды (Environment Variables)</h2>
<p class="next">
Следующий пример: <a href="http">HTTP клиенты (HTTP Clients)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/environment-variables">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Epoch</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'time';
}
if (e.key == "ArrowRight") {
window.location.href = 'time-formatting-parsing';
}
}
</script>
<body>
<div class="example" id="epoch">
<h2><a href="./">Go в примерах</a>: Epoch</h2>
<table>
<tr>
<td class="docs">
<p>Общим требованием в программах является получение
количества секунд, миллисекунд или наносекунд в <a href="http://en.wikipedia.org/wiki/Unix_time">Unixtime</a>.
Вот как это сделать в Go.</p>
</td>
<td class="code empty leading">
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<a href="http://play.golang.org/p/MdrFxlv7Ds8" target="_blank"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
<div class="highlight"><pre><span class="kn">package</span> <span class="nx">main</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kn">import</span> <span class="p">(</span>
<span class="s">&quot;fmt&quot;</span>
<span class="s">&quot;time&quot;</span>
<span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kd">func</span> <span class="nx">main</span><span class="p">()</span> <span class="p">{</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Используйте <code>time.Now</code> с <code>Unix</code> или <code>UnixNano</code>,
чтобы получить время, прошедшее с начала эпохи Unix в
секундах или наносекундах соответственно.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">now</span> <span class="o">:=</span> <span class="nx">time</span><span class="p">.</span><span class="nx">Now</span><span class="p">()</span>
<span class="nx">secs</span> <span class="o">:=</span> <span class="nx">now</span><span class="p">.</span><span class="nx">Unix</span><span class="p">()</span>
<span class="nx">nanos</span> <span class="o">:=</span> <span class="nx">now</span><span class="p">.</span><span class="nx">UnixNano</span><span class="p">()</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">now</span><span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Обратите внимание, что <code>UnixMillis</code> не существует,
поэтому, чтобы получить миллисекунды с начала эпохи Unix,
вам нужно будет вручную делить наносекунды.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">millis</span> <span class="o">:=</span> <span class="nx">nanos</span> <span class="o">/</span> <span class="mi">1000000</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">secs</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">millis</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">nanos</span><span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Вы также можете конвертировать целые секунды или наносекунды
Unixtime в соответствующее <code>время</code>.</p>
</td>
<td class="code">
<div class="highlight"><pre> <span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">time</span><span class="p">.</span><span class="nx">Unix</span><span class="p">(</span><span class="nx">secs</span><span class="p">,</span> <span class="mi">0</span><span class="p">))</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">time</span><span class="p">.</span><span class="nx">Unix</span><span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="nx">nanos</span><span class="p">))</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
</table>
<table>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="gp">$</span> go run epoch.go
<span class="go">2012-10-31 16:13:58.292387 +0000 UTC</span>
<span class="go">1351700038</span>
<span class="go">1351700038292</span>
<span class="go">1351700038292387000</span>
<span class="go">2012-10-31 16:13:58 +0000 UTC</span>
<span class="go">2012-10-31 16:13:58.292387 +0000 UTC</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Далее мы рассмотрим еще одну задачу, связанную со
временем: разбор и форматирование времени.</p>
</td>
<td class="code empty">
</td>
</tr>
</table>
<p class="next">
Следующий пример: <a href="time-formatting-parsing">Форматирование времени (Time Formatting / Parsing)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/epoch">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
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<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Ошибки (Errors)</title>
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</head>
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window.location.href = 'interfaces';
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}
}
</script>
<body>
<div class="example" id="errors">
<h2><a href="./">Go в примерах</a>: Ошибки (Errors)</h2>
<p class="next">
Следующий пример: <a href="goroutines">Горутины (Goroutines)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/errors">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Исполняющие процессы (Exec'ing Processes)</title>
<link rel=stylesheet href="site.css">
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if (e.key == "ArrowRight") {
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}
}
</script>
<body>
<div class="example" id="execing-processes">
<h2><a href="./">Go в примерах</a>: Исполняющие процессы (Exec'ing Processes)</h2>
<p class="next">
Следующий пример: <a href="signals">Сигналы (Signals)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/execing-processes">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
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public/exit generated
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<meta charset="utf-8">
<title>Go в примерах: Выход (Exit)</title>
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Пути к файлам (File Paths)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
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if (e.key == "ArrowLeft") {
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}
}
</script>
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<h2><a href="./">Go в примерах</a>: Пути к файлам (File Paths)</h2>
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Следующий пример: <a href="directories">Директории (Directories)</a>.
</p>
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public/for generated
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<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Цикл For</title>
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</head>
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}
}
</script>
<body>
<div class="example" id="for">
<h2><a href="./">Go в примерах</a>: Цикл For</h2>
<p class="next">
Следующий пример: <a href="if-else">If/Else</a>.
</p>
<p class="footer">
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41
public/functions generated
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Функции (Functions)</title>
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</head>
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if (e.key == "ArrowLeft") {
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}
}
</script>
<body>
<div class="example" id="functions">
<h2><a href="./">Go в примерах</a>: Функции (Functions)</h2>
<p class="next">
Следующий пример: <a href="multiple-return-values">Функции с множественным возвратом (Multiple Return Values)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/functions">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
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</script>
<script src="site.js" async></script>
</body>
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Горутины (Goroutines)</title>
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}
}
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<h2><a href="./">Go в примерах</a>: Горутины (Goroutines)</h2>
<p class="next">
Следующий пример: <a href="channels">Каналы (Channels)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/goroutines">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Hello World</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowRight") {
window.location.href = 'values';
}
}
</script>
<body>
<div class="example" id="hello-world">
<h2><a href="./">Go в примерах</a>: Hello World</h2>
<table>
<tr>
<td class="docs">
<p>Наша первая программа напечатает классическое сообщение &ldquo;hello world&rdquo;
Полный код.</p>
</td>
<td class="code leading">
<a href="http://play.golang.org/p/r-UD-XLVae8" target="_blank"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
<div class="highlight"><pre><span class="kn">package</span> <span class="nx">main</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kn">import</span> <span class="s">&quot;fmt&quot;</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code">
<div class="highlight"><pre><span class="kd">func</span> <span class="nx">main</span><span class="p">()</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="s">&quot;hello world&quot;</span><span class="p">)</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
</table>
<table>
<tr>
<td class="docs">
<p>To run the program, put the code in <code>hello-world.go</code> and
use <code>go run</code>.</p>
</td>
<td class="code leading">
<div class="highlight"><pre><span class="gp">$</span> go run hello-world.go
<span class="go">hello world</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Sometimes we&rsquo;ll want to build our programs into
binaries. We can do this using <code>go build</code>.</p>
</td>
<td class="code leading">
<div class="highlight"><pre><span class="gp">$</span> go build hello-world.go
<span class="gp">$</span> ls
<span class="go">hello-world hello-world.go</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>We can then execute the built binary directly.</p>
</td>
<td class="code leading">
<div class="highlight"><pre><span class="gp">$</span> ./hello-world
<span class="go">hello world</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Now that we can run and build basic Go programs, let&rsquo;s
learn more about the language.</p>
</td>
<td class="code empty">
</td>
</tr>
</table>
<p class="next">
Следующий пример: <a href="values">Типы данных (Values)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/hello-world">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
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</script>
<script src="site.js" async></script>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: HTTP серверы (HTTP Servers)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'http';
}
if (e.key == "ArrowRight") {
window.location.href = 'spawning-processes';
}
}
</script>
<body>
<div class="example" id="http">
<h2><a href="./">Go в примерах</a>: HTTP серверы (HTTP Servers)</h2>
<p class="next">
Следующий пример: <a href="spawning-processes">Порождающие процессы (Spawning Processes)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/http">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: If/Else</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'for';
}
if (e.key == "ArrowRight") {
window.location.href = 'switch';
}
}
</script>
<body>
<div class="example" id="if-else">
<h2><a href="./">Go в примерах</a>: If/Else</h2>
<table>
<tr>
<td class="docs">
<p>Условные операторы <code>if</code> и<code>else</code> в Go
выглядят достаточно стандартно</p>
</td>
<td class="code empty leading">
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<a href="http://play.golang.org/p/DprUWlg26IL" target="_blank"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
<div class="highlight"><pre><span class="kn">package</span> <span class="nx">main</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kn">import</span> <span class="s">&quot;fmt&quot;</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kd">func</span> <span class="nx">main</span><span class="p">()</span> <span class="p">{</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Стандартное использование</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="k">if</span> <span class="mi">7</span><span class="o">%</span><span class="mi">2</span> <span class="o">==</span> <span class="mi">0</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="s">&quot;7 is even&quot;</span><span class="p">)</span>
<span class="p">}</span> <span class="k">else</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="s">&quot;7 is odd&quot;</span><span class="p">)</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Вы можете использовать блоке <code>if</code> без блока <code>else</code>.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="k">if</span> <span class="mi">8</span><span class="o">%</span><span class="mi">4</span> <span class="o">==</span> <span class="mi">0</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="s">&quot;8 is divisible by 4&quot;</span><span class="p">)</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Присваивание переменной может происходить до условия.
Любые определенные значения будут доступны в
последующих ветках</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="k">if</span> <span class="nx">num</span> <span class="o">:=</span> <span class="mi">9</span><span class="p">;</span> <span class="nx">num</span> <span class="p">&lt;</span> <span class="mi">0</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">num</span><span class="p">,</span> <span class="s">&quot;is negative&quot;</span><span class="p">)</span>
<span class="p">}</span> <span class="k">else</span> <span class="k">if</span> <span class="nx">num</span> <span class="p">&lt;</span> <span class="mi">10</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">num</span><span class="p">,</span> <span class="s">&quot;has 1 digit&quot;</span><span class="p">)</span>
<span class="p">}</span> <span class="k">else</span> <span class="p">{</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">num</span><span class="p">,</span> <span class="s">&quot;has multiple digits&quot;</span><span class="p">)</span>
<span class="p">}</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Имейте ввиду, что в Go не надо использовать скобки в условии,
но блок необходимо заключать в фигурные скобки</p>
</td>
<td class="code empty">
</td>
</tr>
</table>
<table>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="gp">$</span> go run <span class="k">if</span>-else.go
<span class="go">7 is odd</span>
<span class="go">8 is divisible by 4</span>
<span class="go">9 has 1 digit</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>There is no <a href="http://en.wikipedia.org/wiki/%3F:">ternary if</a>
in Go, so you&rsquo;ll need to use a full <code>if</code> statement even
for basic conditions.</p>
</td>
<td class="code empty">
</td>
</tr>
</table>
<p class="next">
Следующий пример: <a href="switch">Switch</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/if-else">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
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<script src="site.js" async></script>
</body>
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах</title>
<link rel=stylesheet href="site.css">
</head>
<body>
<div id="intro">
<h2><a href="./">Go в примерах</a></h2>
<p>
<a href="http://golang.org">Go</a> - это язык программирования с
открытым исходным кодом, предназначенный для создания простого,
быстрого и надежного программного обеспечения.
</p>
<p>
<em>Go в примерах</em> Go by Example - это практическое введение
в Go с использованием примеров реальных программ. Проверьте
<a href="hello-world">первый пример</a> или просмотрите полный
список ниже.
</p>
<ul>
<li><a href="hello-world">Hello World</a></li>
<li><a href="values">Типы данных (Values)</a></li>
<li><a href="variables">Переменные (Variables)</a></li>
<li><a href="constants">Константы (Constants)</a></li>
<li><a href="for">Цикл For</a></li>
<li><a href="if-else">If/Else</a></li>
<li><a href="switch">Switch</a></li>
<li><a href="arrays">Массивы (Arrays)</a></li>
<li><a href="slices">Срезы (Slices)</a></li>
<li><a href="maps">Карты (Maps)</a></li>
<li><a href="range">Ряд (Range)</a></li>
<li><a href="functions">Функции (Functions)</a></li>
<li><a href="multiple-return-values">Функции с множественным возвратом (Multiple Return Values)</a></li>
<li><a href="variadic-functions">Функции с переменным числом аргументов (Variadic Functions)</a></li>
<li><a href="closures">Замыкания (Closures)</a></li>
<li><a href="recursion">Рекурсия (Recursion)</a></li>
<li><a href="pointers">Указатели (Pointers)</a></li>
<li><a href="structs">Структуры (Structs)</a></li>
<li><a href="methods">Методы (Methods)</a></li>
<li><a href="interfaces">Интерфейсы (Interfaces)</a></li>
<li><a href="errors">Ошибки (Errors)</a></li>
<li><a href="goroutines">Горутины (Goroutines)</a></li>
<li><a href="channels">Каналы (Channels)</a></li>
<li><a href="channel-buffering">Буферизированный канал (Channel Buffering)</a></li>
<li><a href="channel-synchronization">Синхронизация канала (Channel Synchronization)</a></li>
<li><a href="channel-directions">Направления канала (Channel Directions)</a></li>
<li><a href="select">Select</a></li>
<li><a href="timeouts">Тайм-ауты (Timeouts)</a></li>
<li><a href="non-blocking-channel-operations">Неблокируемые операции в каналах (Non-Blocking Channel Operations)</a></li>
<li><a href="closing-channels">Закрытие каналов (Closing Channels)</a></li>
<li><a href="range-over-channels">Перебор значений из каналов (Range over Channels)</a></li>
<li><a href="timers">Таймеры (Timers)</a></li>
<li><a href="tickers">Тикеры (повторения) (Tickers)</a></li>
<li><a href="worker-pools">Пулы воркеров (Worker Pools)</a></li>
<li><a href="waitgroups">WaitGroups</a></li>
<li><a href="rate-limiting">Ограничение скорости (Rate Limiting)</a></li>
<li><a href="atomic-counters">Атомарные счетчики (Atomic Counters)</a></li>
<li><a href="mutexes">Мьютексы (Mutexes)</a></li>
<li><a href="stateful-goroutines">Управление состоянием горутин (Stateful Goroutines)</a></li>
<li><a href="sorting">Сортировка (Sorting)</a></li>
<li><a href="sorting-by-functions">Сортировка через функции (Sorting by Functions)</a></li>
<li><a href="panic">Panic</a></li>
<li><a href="defer">Defer</a></li>
<li><a href="collection-functions">Функции коллекции (Collection Functions)</a></li>
<li><a href="string-functions">Строковые функции (String Functions)</a></li>
<li><a href="string-formatting">Форматирование строк (String Formatting)</a></li>
<li><a href="regular-expressions">Регулярные выражения (Regular Expressions)</a></li>
<li><a href="json">JSON</a></li>
<li><a href="xml">XML</a></li>
<li><a href="time">Время (Time)</a></li>
<li><a href="epoch">Epoch</a></li>
<li><a href="time-formatting-parsing">Форматирование времени (Time Formatting / Parsing)</a></li>
<li><a href="random-numbers">Случайные числа (Random Numbers)</a></li>
<li><a href="number-parsing">Парсинг чисел (Number Parsing)</a></li>
<li><a href="url">Парсинг URL (URL Parsing)</a></li>
<li><a href="sha1">Хеш SHA1 (SHA1 Hashes)</a></li>
<li><a href="base64">Кодирование Base64 (Base64 Encoding)</a></li>
<li><a href="reading-files">Чтение файлов (Reading Files)</a></li>
<li><a href="writing-files">Запись файлов (Writing Files)</a></li>
<li><a href="line-filters">Строковые фильтры (Line Filters)</a></li>
<li><a href="file-paths">Пути к файлам (File Paths)</a></li>
<li><a href="directories">Директории (Directories)</a></li>
<li><a href="temporary-files-and-directories">Временные файлы и директории (Temporary Files and Directories)</a></li>
<li><a href="testing">Тестирование (Testing)</a></li>
<li><a href="command-line-arguments">Аргументы командной строки (Command-Line Arguments)</a></li>
<li><a href="command-line-flags">Флаги командной строки (Command-Line Flags)</a></li>
<li><a href="command-line-subcommands">Подкоманды командной строки (Command-Line Subcommands)</a></li>
<li><a href="environment-variables">Переменные среды (Environment Variables)</a></li>
<li><a href="http">HTTP клиенты (HTTP Clients)</a></li>
<li><a href="http">HTTP серверы (HTTP Servers)</a></li>
<li><a href="spawning-processes">Порождающие процессы (Spawning Processes)</a></li>
<li><a href="execing-processes">Исполняющие процессы (Exec'ing Processes)</a></li>
<li><a href="signals">Сигналы (Signals)</a></li>
<li><a href="exit">Выход (Exit)</a></li>
</ul>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
<br/>
переведено Nick S. | <a href="https://github.com/badkaktus/gobyexample">исходники</a>
</p>
</div>
</body>
</html>

41
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@ -1,41 +0,0 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: Интерфейсы (Interfaces)</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'methods';
}
if (e.key == "ArrowRight") {
window.location.href = 'errors';
}
}
</script>
<body>
<div class="example" id="interfaces">
<h2><a href="./">Go в примерах</a>: Интерфейсы (Interfaces)</h2>
<p class="next">
Следующий пример: <a href="errors">Ошибки (Errors)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/interfaces">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
var codeLines = [];
</script>
<script src="site.js" async></script>
</body>
</html>

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Go в примерах: JSON</title>
<link rel=stylesheet href="site.css">
</head>
<script>
onkeydown = (e) => {
if (e.key == "ArrowLeft") {
window.location.href = 'regular-expressions';
}
if (e.key == "ArrowRight") {
window.location.href = 'xml';
}
}
</script>
<body>
<div class="example" id="json">
<h2><a href="./">Go в примерах</a>: JSON</h2>
<table>
<tr>
<td class="docs">
<p>Go предлагает встроенную поддержку кодирования и
декодирования JSON, в том числе встроенных и
пользовательских типов данных.</p>
</td>
<td class="code empty leading">
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<a href="http://play.golang.org/p/Lky4Hyyl2-t" target="_blank"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
<div class="highlight"><pre><span class="kn">package</span> <span class="nx">main</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kn">import</span> <span class="p">(</span>
<span class="s">&quot;encoding/json&quot;</span>
<span class="s">&quot;fmt&quot;</span>
<span class="s">&quot;os&quot;</span>
<span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Мы будем использовать эти две структуры, для демонстрации
кодирования и декодирования.</p>
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kd">type</span> <span class="nx">response1</span> <span class="kd">struct</span> <span class="p">{</span>
<span class="nx">Page</span> <span class="kt">int</span>
<span class="nx">Fruits</span> <span class="p">[]</span><span class="kt">string</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Только экспортируемые поля могут быть кодированы и
декодированы в JSON. Поля должны начинаться с
заглавной буквы.</p>
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kd">type</span> <span class="nx">response2</span> <span class="kd">struct</span> <span class="p">{</span>
<span class="nx">Page</span> <span class="kt">int</span> <span class="s">`json:&quot;page&quot;`</span>
<span class="nx">Fruits</span> <span class="p">[]</span><span class="kt">string</span> <span class="s">`json:&quot;fruits&quot;`</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="kd">func</span> <span class="nx">main</span><span class="p">()</span> <span class="p">{</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Для начала мы рассмотрим кодирование данных в
JSON строку. Вот несколько примеров для простых
типов данных.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">bolB</span><span class="p">,</span> <span class="nx">_</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">Marshal</span><span class="p">(</span><span class="kc">true</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nb">string</span><span class="p">(</span><span class="nx">bolB</span><span class="p">))</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">intB</span><span class="p">,</span> <span class="nx">_</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">Marshal</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nb">string</span><span class="p">(</span><span class="nx">intB</span><span class="p">))</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">fltB</span><span class="p">,</span> <span class="nx">_</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">Marshal</span><span class="p">(</span><span class="mf">2.34</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nb">string</span><span class="p">(</span><span class="nx">fltB</span><span class="p">))</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">strB</span><span class="p">,</span> <span class="nx">_</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">Marshal</span><span class="p">(</span><span class="s">&quot;gopher&quot;</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nb">string</span><span class="p">(</span><span class="nx">strB</span><span class="p">))</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>А вот примеры для срезов и карт, которые кодируются
в JSON массивы и объекты, как мы и ожидаем.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">slcD</span> <span class="o">:=</span> <span class="p">[]</span><span class="kt">string</span><span class="p">{</span><span class="s">&quot;apple&quot;</span><span class="p">,</span> <span class="s">&quot;peach&quot;</span><span class="p">,</span> <span class="s">&quot;pear&quot;</span><span class="p">}</span>
<span class="nx">slcB</span><span class="p">,</span> <span class="nx">_</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">Marshal</span><span class="p">(</span><span class="nx">slcD</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nb">string</span><span class="p">(</span><span class="nx">slcB</span><span class="p">))</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">mapD</span> <span class="o">:=</span> <span class="kd">map</span><span class="p">[</span><span class="kt">string</span><span class="p">]</span><span class="kt">int</span><span class="p">{</span><span class="s">&quot;apple&quot;</span><span class="p">:</span> <span class="mi">5</span><span class="p">,</span> <span class="s">&quot;lettuce&quot;</span><span class="p">:</span> <span class="mi">7</span><span class="p">}</span>
<span class="nx">mapB</span><span class="p">,</span> <span class="nx">_</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">Marshal</span><span class="p">(</span><span class="nx">mapD</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nb">string</span><span class="p">(</span><span class="nx">mapB</span><span class="p">))</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Пакет JSON может автоматически кодировать ваши
пользовательские типы данных. Он будет включать
только экспортируемые поля в закодированный
вывод и по умолчанию будет использовать эти
имена в качестве ключей JSON.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">res1D</span> <span class="o">:=</span> <span class="o">&amp;</span><span class="nx">response1</span><span class="p">{</span>
<span class="nx">Page</span><span class="p">:</span> <span class="mi">1</span><span class="p">,</span>
<span class="nx">Fruits</span><span class="p">:</span> <span class="p">[]</span><span class="kt">string</span><span class="p">{</span><span class="s">&quot;apple&quot;</span><span class="p">,</span> <span class="s">&quot;peach&quot;</span><span class="p">,</span> <span class="s">&quot;pear&quot;</span><span class="p">}}</span>
<span class="nx">res1B</span><span class="p">,</span> <span class="nx">_</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">Marshal</span><span class="p">(</span><span class="nx">res1D</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nb">string</span><span class="p">(</span><span class="nx">res1B</span><span class="p">))</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Вы можете использовать теги в объявлениях
структурных полей для настройки кодированных имен
ключей JSON. Проверьте определение <code>response2</code>
выше, чтобы увидеть пример таких тегов.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">res2D</span> <span class="o">:=</span> <span class="o">&amp;</span><span class="nx">response2</span><span class="p">{</span>
<span class="nx">Page</span><span class="p">:</span> <span class="mi">1</span><span class="p">,</span>
<span class="nx">Fruits</span><span class="p">:</span> <span class="p">[]</span><span class="kt">string</span><span class="p">{</span><span class="s">&quot;apple&quot;</span><span class="p">,</span> <span class="s">&quot;peach&quot;</span><span class="p">,</span> <span class="s">&quot;pear&quot;</span><span class="p">}}</span>
<span class="nx">res2B</span><span class="p">,</span> <span class="nx">_</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">Marshal</span><span class="p">(</span><span class="nx">res2D</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nb">string</span><span class="p">(</span><span class="nx">res2B</span><span class="p">))</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Теперь давайте рассмотрим декодирование данных
JSON в значения Go. Вот пример для общей
структуры данных.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">byt</span> <span class="o">:=</span> <span class="p">[]</span><span class="nb">byte</span><span class="p">(</span><span class="s">`{&quot;num&quot;:6.13,&quot;strs&quot;:[&quot;a&quot;,&quot;b&quot;]}`</span><span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Нам нужно предоставить переменную, в которую пакет
JSON может поместить декодированные данные.
`map[string]interface{} будет содержать карту
строк для произвольных типов данных.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="kd">var</span> <span class="nx">dat</span> <span class="kd">map</span><span class="p">[</span><span class="kt">string</span><span class="p">]</span><span class="kd">interface</span><span class="p">{}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Вот фактическое декодирование и проверка на наличие
ошибок.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="k">if</span> <span class="nx">err</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">Unmarshal</span><span class="p">(</span><span class="nx">byt</span><span class="p">,</span> <span class="o">&amp;</span><span class="nx">dat</span><span class="p">);</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span>
<span class="nb">panic</span><span class="p">(</span><span class="nx">err</span><span class="p">)</span>
<span class="p">}</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">dat</span><span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Чтобы использовать значения в декодированной карте,
нам нужно преобразовать их в соответствующий тип.
Например, здесь мы конвертируем значение из <code>num</code>
в ожидаемый тип <code>float64</code>.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">num</span> <span class="o">:=</span> <span class="nx">dat</span><span class="p">[</span><span class="s">&quot;num&quot;</span><span class="p">].(</span><span class="kt">float64</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">num</span><span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Доступ к вложенным данным требует ряда преобразований.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">strs</span> <span class="o">:=</span> <span class="nx">dat</span><span class="p">[</span><span class="s">&quot;strs&quot;</span><span class="p">].([]</span><span class="kd">interface</span><span class="p">{})</span>
<span class="nx">str1</span> <span class="o">:=</span> <span class="nx">strs</span><span class="p">[</span><span class="mi">0</span><span class="p">].(</span><span class="kt">string</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">str1</span><span class="p">)</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Мы также можем декодировать JSON в пользовательские
типы данных. Это дает преимущество добавления
дополнительной безопасности типов в наши программы
и устранения необходимости в определении типрв
при доступе к декодированным данным.</p>
</td>
<td class="code leading">
<div class="highlight"><pre> <span class="nx">str</span> <span class="o">:=</span> <span class="s">`{&quot;page&quot;: 1, &quot;fruits&quot;: [&quot;apple&quot;, &quot;peach&quot;]}`</span>
<span class="nx">res</span> <span class="o">:=</span> <span class="nx">response2</span><span class="p">{}</span>
<span class="nx">json</span><span class="p">.</span><span class="nx">Unmarshal</span><span class="p">([]</span><span class="nb">byte</span><span class="p">(</span><span class="nx">str</span><span class="p">),</span> <span class="o">&amp;</span><span class="nx">res</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">res</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nx">Println</span><span class="p">(</span><span class="nx">res</span><span class="p">.</span><span class="nx">Fruits</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>В приведенных выше примерах мы всегда использовали
байты и строки в качестве промежуточных звеньев между
данными и представлением JSON на стандартном выходе.
Мы также можем транслировать JSON-кодировки напрямую
в <code>os.Writer</code>, такие как <code>os.Stdout</code> или даже HTTP-тела
ответа.</p>
</td>
<td class="code">
<div class="highlight"><pre> <span class="nx">enc</span> <span class="o">:=</span> <span class="nx">json</span><span class="p">.</span><span class="nx">NewEncoder</span><span class="p">(</span><span class="nx">os</span><span class="p">.</span><span class="nx">Stdout</span><span class="p">)</span>
<span class="nx">d</span> <span class="o">:=</span> <span class="kd">map</span><span class="p">[</span><span class="kt">string</span><span class="p">]</span><span class="kt">int</span><span class="p">{</span><span class="s">&quot;apple&quot;</span><span class="p">:</span> <span class="mi">5</span><span class="p">,</span> <span class="s">&quot;lettuce&quot;</span><span class="p">:</span> <span class="mi">7</span><span class="p">}</span>
<span class="nx">enc</span><span class="p">.</span><span class="nx">Encode</span><span class="p">(</span><span class="nx">d</span><span class="p">)</span>
<span class="p">}</span>
</pre></div>
</td>
</tr>
</table>
<table>
<tr>
<td class="docs">
</td>
<td class="code leading">
<div class="highlight"><pre><span class="gp">$</span> go run json.go
<span class="go">true</span>
<span class="go">1</span>
<span class="go">2.34</span>
<span class="go">&quot;gopher&quot;</span>
<span class="go">[&quot;apple&quot;,&quot;peach&quot;,&quot;pear&quot;]</span>
<span class="go">{&quot;apple&quot;:5,&quot;lettuce&quot;:7}</span>
<span class="go">{&quot;Page&quot;:1,&quot;Fruits&quot;:[&quot;apple&quot;,&quot;peach&quot;,&quot;pear&quot;]}</span>
<span class="go">{&quot;page&quot;:1,&quot;fruits&quot;:[&quot;apple&quot;,&quot;peach&quot;,&quot;pear&quot;]}</span>
<span class="go">map[num:6.13 strs:[a b]]</span>
<span class="go">6.13</span>
<span class="go">a</span>
<span class="go">{1 [apple peach]}</span>
<span class="go">apple</span>
<span class="go">{&quot;apple&quot;:5,&quot;lettuce&quot;:7}</span>
</pre></div>
</td>
</tr>
<tr>
<td class="docs">
<p>Мы рассмотрели основы JSON в Go, но ознакомьтесь с
публикацией в блоге <a href="http://blog.golang.org/2011/01/json-and-go.html">JSON and Go</a>
и документацией по <a href="http://golang.org/pkg/encoding/json/">пакету JSON</a>.</p>
</td>
<td class="code empty">
</td>
</tr>
</table>
<p class="next">
Следующий пример: <a href="xml">XML</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/json">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
</p>
</div>
<script>
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<meta charset="utf-8">
<title>Go в примерах: Строковые фильтры (Line Filters)</title>
<link rel=stylesheet href="site.css">
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if (e.key == "ArrowLeft") {
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<div class="example" id="line-filters">
<h2><a href="./">Go в примерах</a>: Строковые фильтры (Line Filters)</h2>
<p class="next">
Следующий пример: <a href="file-paths">Пути к файлам (File Paths)</a>.
</p>
<p class="footer">
by <a href="https://markmcgranaghan.com">Mark McGranaghan</a> | <a href="https://github.com/mmcgrana/gobyexample/blob/master/examples/line-filters">source</a> | <a href="https://github.com/mmcgrana/gobyexample#license">license</a>
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