Go语言之JSON和MD5

package main
 
import (
	"encoding/json"
	"fmt"
)
 
type Student struct {
	Name string `json:"student_name"`
	Age  int
}
 
func main() {
	//对数组类型的json编码
	x := [5]int{1, 2, 3, 4, 5}
	s, err := json.Marshal(x)
	if err != nil {
		panic(err)
	}
 
	fmt.Println(string(s))
 
	//对map类型进行json编码
	m := make(map[string]float64)
	m["zhangsan"] = 100.4
	s2, err2 := json.Marshal(m)
	if err2 != nil {
		panic(err2)
	}
 
	fmt.Println(string(s2))
 
	//对对象进行json编码
	student := Student{"zhangsan", 26}
	s3, err3 := json.Marshal(student)
	if err3 != nil {
		panic(err3)
	}
 
	fmt.Println(string(s3))
 
	//对s3进行json解码
	var s4 interface{}
	json.Unmarshal([]byte(s3), &s4)
	fmt.Printf("%v", s4)
}

package main
 
import (
	"crypto/md5"
	"fmt"
)
 
func main() {
	Md5Inst := md5.New()
	Md5Inst.Write([]byte("zhangsan"))
	Result := Md5Inst.Sum([]byte(""))
	fmt.Printf("%x\n\n", Result)
}