Golang strings.Split获取字符串中的url/域名的简易方法

package main

import (
	"fmt"
	"strings"
)

func main() {
	fmt.Println("Hello World!")

	a := "golang strings.Split获取字符串中的url/域名的简易方法http://www.waylau.com/golang-strings-split-get-url/"
	a1 := strings.Split(a, "//")[1]
	a2 := strings.Split(a1, "/")[0]

	fmt.Println(a1) //输出为：www.waylau.com/golang-strings-split-get-url/
	fmt.Println(a2) //输出为：www.waylau.com
}