golang golang符文测试

Posted 2021-05-24

package main

import (
	"fmt"
)

func main() {
	var ss = "abc"
	var ss1 = "x你好y"
	
	fmt.Println(len(ss), len([]rune(ss)))
	fmt.Println(len(ss1), len([]rune(ss1)))
	
	var xx = []rune(ss1)
	fmt.Println(xx[0], xx[1])
	var yy = '你'
	fmt.Printf("%v\n", string(yy))
	
	var jj = xx[1:3]
	fmt.Printf("%v\n", jj)
	fmt.Printf("%v\n", string(jj))
	fmt.Println("Hello, playground")
}
/*
3 3
8 4
120 20320
你
[20320 22909]
你好
Hello, playground
*/

golang tmp golang测试

package main

import "fmt"

func f1() (int, string, float32) {
	return 0, "xyz", 3.14
}

func f2(a int, b string, c interface{}) {
	fmt.Println(a, b, c)
}
func main() {
	f2(f1())
}