Go JSON Unmarshal

1 개요[ | ]

Go JSON Unmarshal()

JSON 형식의 문자열(바이트 슬라이스)을 콜렉션(구조체 배열 등)에 담기

2 예시: ColorGroup[ | ]

Go

CPU

-1.0s

MEM

-0M

-1.0s

Copy

package main
import (
	"encoding/json"
	"fmt"
)

type ColorGroup struct {
	ID     int
	Name   string
	Colors []string
}


func main() {
	var jsonBytes = []byte(`
{
"ID":1,
"Name":"Reds",
"Colors":["Crimson","Red","Ruby","Maroon"]
}
`)
	var colorGroup ColorGroup
	err := json.Unmarshal(jsonBytes, &colorGroup)
	if err != nil {
		fmt.Println("error:", err)
	}
	fmt.Printf("%+v", colorGroup)
}

{ID:1 Name:Reds Colors:[Crimson Red Ruby Maroon]}

3 예시: Animals[ | ]

Go

Copy

package main

import (
	"encoding/json"
	"fmt"
)

type Animal struct {
	Name  string
	Order string
}

func main() {
	var jsonBytes = []byte(`
[
{"Name": "Platypus", "Order": "Monotremata"},
{"Name": "Quoll",    "Order": "Dasyuromorphia"}
]
`)
	var animals []Animal
	err := json.Unmarshal(jsonBytes, &animals)
	if err != nil {
		fmt.Println("error:", err)
	}
	fmt.Printf("%+v", animals)
}

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4 같이 보기[ | ]

5 참고[ | ]

https://golang.org/pkg/encoding/json/#Unmarshal