int转json ~~~ package main import ( "encoding/json" "fmt" ) func testInt() { var age = 100 data, err := json.Marshal(age) if err != nil { fmt.Printf("json.marshal failed, err:", err) return } fmt.Printf("%s\n", string(data)) } func main() { testInt() fmt.Println("----") } ~~~ 输出结果： ~~~ 100 ---- ~~~