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Rename some string formatting outputs

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Also rebuild output
This commit is contained in:
Eli Bendersky 2021-09-08 05:46:23 -07:00
parent 33985af4da
commit cf0d050e81
4 changed files with 57 additions and 57 deletions
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6
examples/string-formatting/string-formatting.go
View File

@ -88,15 +88,15 @@ func main() {
fmt.Printf("width2: |%6.2f|%6.2f|\n", 1.2, 3.45) fmt.Printf("width2: |%6.2f|%6.2f|\n", 1.2, 3.45)
// To left-justify, use the `-` flag. // To left-justify, use the `-` flag.
fmt.Printf("float4: |%-6.2f|%-6.2f|\n", 1.2, 3.45) fmt.Printf("width3: |%-6.2f|%-6.2f|\n", 1.2, 3.45)
// You may also want to control width when formatting // You may also want to control width when formatting
// strings, especially to ensure that they align in // strings, especially to ensure that they align in
// table-like output. For basic right-justified width. // table-like output. For basic right-justified width.
fmt.Printf("width3: |%6s|%6s|\n", "foo", "b") fmt.Printf("width4: |%6s|%6s|\n", "foo", "b")
// To left-justify use the `-` flag as with numbers. // To left-justify use the `-` flag as with numbers.
fmt.Printf("str4: |%-6s|%-6s|\n", "foo", "b") fmt.Printf("width5: |%-6s|%-6s|\n", "foo", "b")
// So far we've seen `Printf`, which prints the // So far we've seen `Printf`, which prints the
// formatted string to `os.Stdout`. `Sprintf` formats // formatted string to `os.Stdout`. `Sprintf` formats

4
examples/string-formatting/string-formatting.hash
View File

@ -1,2 +1,2 @@
99fb572787ffa93dad9c491aec5ce5c7a7516081 2297335ea52cc0ed960153b891d35252636308b4
L6BkGeaN_p4 EZCZX1Uwp6D

8
examples/string-formatting/string-formatting.sh
View File

@ -14,11 +14,11 @@ float3: 1.234000E+08
str1: "string" str1: "string"
str2: "\"string\"" str2: "\"string\""
str3: 6865782074686973 str3: 6865782074686973
pointer: 0xc420014090 pointer: 0xc0000ba000
width1: | 12| 345| width1: | 12| 345|
width2: | 1.20| 3.45| width2: | 1.20| 3.45|
float4: |1.20 |3.45 | width3: |1.20 |3.45 |
width3: | foo| b| width4: | foo| b|
str4: |foo |b | width5: |foo |b |
sprintf: a string sprintf: a string
io: an error io: an error

96
public/string-formatting generated
View File

@ -43,7 +43,7 @@ common string formatting tasks.</p>
</td> </td>
<td class="code leading"> <td class="code leading">
<a href="http://play.golang.org/p/L6BkGeaN_p4"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" /> <a href="http://play.golang.org/p/EZCZX1Uwp6D"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
<pre class="chroma"><span class="kn">package</span> <span class="nx">main</span> <pre class="chroma"><span class="kn">package</span> <span class="nx">main</span>
</pre> </pre>
</td> </td>
@ -98,7 +98,7 @@ an instance of our <code>point</code> struct.</p>
<pre class="chroma"> <pre class="chroma">
<span class="nx">p</span> <span class="o">:=</span> <span class="nx">point</span><span class="p">{</span><span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">}</span> <span class="nx">p</span> <span class="o">:=</span> <span class="nx">point</span><span class="p">{</span><span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">}</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%v\n&#34;</span><span class="p">,</span> <span class="nx">p</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;struct1: %v\n&#34;</span><span class="p">,</span> <span class="nx">p</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -112,7 +112,7 @@ include the struct&rsquo;s field names.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%+v\n&#34;</span><span class="p">,</span> <span class="nx">p</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;struct2: %+v\n&#34;</span><span class="p">,</span> <span class="nx">p</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -127,7 +127,7 @@ would produce that value.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%#v\n&#34;</span><span class="p">,</span> <span class="nx">p</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;struct3: %#v\n&#34;</span><span class="p">,</span> <span class="nx">p</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -140,7 +140,7 @@ would produce that value.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%T\n&#34;</span><span class="p">,</span> <span class="nx">p</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;type: %T\n&#34;</span><span class="p">,</span> <span class="nx">p</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -153,7 +153,7 @@ would produce that value.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%t\n&#34;</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="nf">Printf</span><span class="p">(</span><span class="s">&#34;bool: %t\n&#34;</span><span class="p">,</span> <span class="kc">true</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -167,7 +167,7 @@ Use <code>%d</code> for standard, base-10 formatting.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%d\n&#34;</span><span class="p">,</span> <span class="mi">123</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;int: %d\n&#34;</span><span class="p">,</span> <span class="mi">123</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -180,7 +180,7 @@ Use <code>%d</code> for standard, base-10 formatting.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%b\n&#34;</span><span class="p">,</span> <span class="mi">14</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;bin: %b\n&#34;</span><span class="p">,</span> <span class="mi">14</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -194,7 +194,7 @@ given integer.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%c\n&#34;</span><span class="p">,</span> <span class="mi">33</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;char: %c\n&#34;</span><span class="p">,</span> <span class="mi">33</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -207,7 +207,7 @@ given integer.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%x\n&#34;</span><span class="p">,</span> <span class="mi">456</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;hex: %x\n&#34;</span><span class="p">,</span> <span class="mi">456</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -221,7 +221,7 @@ floats. For basic decimal formatting use <code>%f</code>.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%f\n&#34;</span><span class="p">,</span> <span class="mf">78.9</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;float1: %f\n&#34;</span><span class="p">,</span> <span class="mf">78.9</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -235,8 +235,8 @@ different versions of) scientific notation.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%e\n&#34;</span><span class="p">,</span> <span class="mf">123400000.0</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;float2: %e\n&#34;</span><span class="p">,</span> <span class="mf">123400000.0</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%E\n&#34;</span><span class="p">,</span> <span class="mf">123400000.0</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;float3: %E\n&#34;</span><span class="p">,</span> <span class="mf">123400000.0</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -249,7 +249,7 @@ different versions of) scientific notation.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%s\n&#34;</span><span class="p">,</span> <span class="s">&#34;\&#34;string\&#34;&#34;</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;str1: %s\n&#34;</span><span class="p">,</span> <span class="s">&#34;\&#34;string\&#34;&#34;</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -262,7 +262,7 @@ different versions of) scientific notation.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%q\n&#34;</span><span class="p">,</span> <span class="s">&#34;\&#34;string\&#34;&#34;</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;str2: %q\n&#34;</span><span class="p">,</span> <span class="s">&#34;\&#34;string\&#34;&#34;</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -277,7 +277,7 @@ per byte of input.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%x\n&#34;</span><span class="p">,</span> <span class="s">&#34;hex this&#34;</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;str3: %x\n&#34;</span><span class="p">,</span> <span class="s">&#34;hex this&#34;</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -290,7 +290,7 @@ per byte of input.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;%p\n&#34;</span><span class="p">,</span> <span class="o">&amp;</span><span class="nx">p</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;pointer: %p\n&#34;</span><span class="p">,</span> <span class="o">&amp;</span><span class="nx">p</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -308,7 +308,7 @@ spaces.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;|%6d|%6d|\n&#34;</span><span class="p">,</span> <span class="mi">12</span><span class="p">,</span> <span class="mi">345</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;width1: |%6d|%6d|\n&#34;</span><span class="p">,</span> <span class="mi">12</span><span class="p">,</span> <span class="mi">345</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -324,7 +324,7 @@ width.precision syntax.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;|%6.2f|%6.2f|\n&#34;</span><span class="p">,</span> <span class="mf">1.2</span><span class="p">,</span> <span class="mf">3.45</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;width2: |%6.2f|%6.2f|\n&#34;</span><span class="p">,</span> <span class="mf">1.2</span><span class="p">,</span> <span class="mf">3.45</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -337,7 +337,7 @@ width.precision syntax.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;|%-6.2f|%-6.2f|\n&#34;</span><span class="p">,</span> <span class="mf">1.2</span><span class="p">,</span> <span class="mf">3.45</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;width3: |%-6.2f|%-6.2f|\n&#34;</span><span class="p">,</span> <span class="mf">1.2</span><span class="p">,</span> <span class="mf">3.45</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -352,7 +352,7 @@ table-like output. For basic right-justified width.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;|%6s|%6s|\n&#34;</span><span class="p">,</span> <span class="s">&#34;foo&#34;</span><span class="p">,</span> <span class="s">&#34;b&#34;</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;width4: |%6s|%6s|\n&#34;</span><span class="p">,</span> <span class="s">&#34;foo&#34;</span><span class="p">,</span> <span class="s">&#34;b&#34;</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -365,7 +365,7 @@ table-like output. For basic right-justified width.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;|%-6s|%-6s|\n&#34;</span><span class="p">,</span> <span class="s">&#34;foo&#34;</span><span class="p">,</span> <span class="s">&#34;b&#34;</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Printf</span><span class="p">(</span><span class="s">&#34;width5: |%-6s|%-6s|\n&#34;</span><span class="p">,</span> <span class="s">&#34;foo&#34;</span><span class="p">,</span> <span class="s">&#34;b&#34;</span><span class="p">)</span>
</pre> </pre>
</td> </td>
</tr> </tr>
@ -380,7 +380,7 @@ and returns a string without printing it anywhere.</p>
<td class="code leading"> <td class="code leading">
<pre class="chroma"> <pre class="chroma">
<span class="nx">s</span> <span class="o">:=</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Sprintf</span><span class="p">(</span><span class="s">&#34;a %s&#34;</span><span class="p">,</span> <span class="s">&#34;string&#34;</span><span class="p">)</span> <span class="nx">s</span> <span class="o">:=</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Sprintf</span><span class="p">(</span><span class="s">&#34;sprintf: a %s&#34;</span><span class="p">,</span> <span class="s">&#34;string&#34;</span><span class="p">)</span>
<span class="nx">fmt</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="nx">s</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="nx">s</span><span class="p">)</span>
</pre> </pre>
</td> </td>
@ -395,7 +395,7 @@ and returns a string without printing it anywhere.</p>
<td class="code"> <td class="code">
<pre class="chroma"> <pre class="chroma">
<span class="nx">fmt</span><span class="p">.</span><span class="nf">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">&#34;an %s\n&#34;</span><span class="p">,</span> <span class="s">&#34;error&#34;</span><span class="p">)</span> <span class="nx">fmt</span><span class="p">.</span><span class="nf">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">&#34;io: an %s\n&#34;</span><span class="p">,</span> <span class="s">&#34;error&#34;</span><span class="p">)</span>
<span class="p">}</span> <span class="p">}</span>
</pre> </pre>
</td> </td>
@ -412,29 +412,29 @@ and returns a string without printing it anywhere.</p>
<td class="code"> <td class="code">
<pre class="chroma"><span class="gp">$</span> go run string-formatting.go <pre class="chroma"><span class="gp">$</span> go run string-formatting.go
<span class="go">{1 2} <span class="go">struct1: {1 2}
</span><span class="go">{x:1 y:2} </span><span class="go">struct2: {x:1 y:2}
</span><span class="go">main.point{x:1, y:2} </span><span class="go">struct3: main.point{x:1, y:2}
</span><span class="go">main.point </span><span class="go">type: main.point
</span><span class="go">true </span><span class="go">bool: true
</span><span class="go">123 </span><span class="go">int: 123
</span><span class="go">1110 </span><span class="go">bin: 1110
</span><span class="go">! </span><span class="go">char: !
</span><span class="go">1c8 </span><span class="go">hex: 1c8
</span><span class="go">78.900000 </span><span class="go">float1: 78.900000
</span><span class="go">1.234000e+08 </span><span class="go">float2: 1.234000e+08
</span><span class="go">1.234000E+08 </span><span class="go">float3: 1.234000E+08
</span><span class="go">&#34;string&#34; </span><span class="go">str1: &#34;string&#34;
</span><span class="go">&#34;\&#34;string\&#34;&#34; </span><span class="go">str2: &#34;\&#34;string\&#34;&#34;
</span><span class="go">6865782074686973 </span><span class="go">str3: 6865782074686973
</span><span class="go">0x42135100 </span><span class="go">pointer: 0xc0000ba000
</span><span class="go">| 12| 345| </span><span class="go">width1: | 12| 345|
</span><span class="go">| 1.20| 3.45| </span><span class="go">width2: | 1.20| 3.45|
</span><span class="go">|1.20 |3.45 | </span><span class="go">width3: |1.20 |3.45 |
</span><span class="go">| foo| b| </span><span class="go">width4: | foo| b|
</span><span class="go">|foo |b | </span><span class="go">width5: |foo |b |
</span><span class="go">a string </span><span class="go">sprintf: a string
</span><span class="go">an error</span></pre> </span><span class="go">io: an error</span></pre>
</td> </td>
</tr> </tr>
@ -453,7 +453,7 @@ and returns a string without printing it anywhere.</p>
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