package main
import (
    "crypto/md5"
    "crypto/sha1"
    "fmt"
    "io"
)
//对字符串进行MD5哈希
func a(data string) string {
    t := md5.New()
    io.WriteString(t, data)
    return fmt.Sprintf("%x", t.Sum(nil))
}
//对字符串进行SHA1哈希
func b(data string) string {
    t := sha1.New()
    io.WriteString(t, data)
    return fmt.Sprintf("%x", t.Sum(nil))
}
func main() {
    var data string = "abc"
    fmt.Printf("MD5 : %s\n", a(data))
    fmt.Printf("SHA1 : %s\n", b(data))
}