38 lines
781 B
Go
38 lines
781 B
Go
// JSON
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package main
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import "encoding/json"
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import "fmt"
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func main() {
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// data to bytes/string
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bol, _ := json.Marshal(true)
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fmt.Println(string(bol))
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num, _ := json.Marshal(1)
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fmt.Println(string(num))
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str, _ := json.Marshal("gopher")
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fmt.Println(string(str))
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arr, _ := json.Marshal([]string{"apple", "peach", "pear"})
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fmt.Println(string(arr))
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hsh, _ := json.Marshal(map[string]int{"apple": 5, "lettuce": 7})
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fmt.Println(string(hsh))
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// string to data
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byt := []byte(`{"Name":"Wednesday","Age":6,"Parents":["Gomez","Morticia"]}`)
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var dat map[string]interface{}
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err := json.Unmarshal(byt, &dat)
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if err != nil { panic(err) }
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fmt.Println(dat)
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name := dat["Name"].(string)
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fmt.Println(name)
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parents := dat["Parents"].([]interface{})
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fmt.Println(parents)
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}
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