package main
import (
"fmt"
"strings"
)
func main() {
//判断父字符串是否包含子字符串，包含为真，否则为假
fmt.Println("-------------------------------")
fmt.Println("contains Function:", strings.Contains("Austrilia", "lia"))
fmt.Println("contains Function:", strings.Contains("Austrilia", "mia"))
//子字符串在父字符串中出现的次数
fmt.Println("-------------------------------")
fmt.Println("Count Function: ",strings.Count("Australia", "lia"))
fmt.Println("Count Function: ",strings.Count("Australia", "A"))
fmt.Println("Count Function: ",strings.Count("Australia", "Bu"))
//判断子字符串是否为父字符串的前缀
fmt.Println("-------------------------------")
fmt.Println("HasPrefix Function: ",strings.HasPrefix("Australia", "Bu"))
fmt.Println("HasPrefix Function: ",strings.HasPrefix("Australia", "Aus"))
////判断子字符串是否为父字符串的后缀
fmt.Println("-------------------------------")
fmt.Println("HasSuffix Function: ",strings.HasSuffix("Australia", "lia"))
fmt.Println("HasSuffix Function: ",strings.HasSuffix("Australia", "tia"))
//子字符串首次出现在父子符串的索引下标
fmt.Println("-------------------------------")
fmt.Println("Index Function:",strings.Index("Australia", "lia"))
fmt.Println("Index Function: ",strings.Index("Australia", "a"))
fmt.Println("Index Function: ",strings.Index("Australia", "A"))
//连接函数，指定分隔符将字符串连接起来
fmt.Println("-------------------------------")
fmt.Println("Join Functions:",strings.Join([]string{"Austrilia", "Japen", "Germany"}, "-"))
fmt.Println("Join Function: ",strings.Join([]string{"Australia","Japan","Germany"}," "))
//重复函数，指定字符串重复出现的次数
fmt.Println("-------------------------------")
fmt.Println("Repeat Function:", strings.Repeat("Australia",3))
//替换字符串函数，
fmt.Println("-------------------------------")
fmt.Println("Replace Function: ",strings.Replace("Australia ","a","b",1))
fmt.Println("Replace Function: ",strings.Replace("Australia ","a","b",2))
fmt.Println("Replace Function: ",strings.Replace("Aaustralia ","a","b",3))
fmt.Println("Replace Function: ",strings.Replace("Australia ","A","B",1))
fmt.Println("Replace Function: ",strings.Replace("Australia ","lia","pia",1))
//分割函数，指定分隔符分隔字符串
fmt.Println("-------------------------------")
fmt.Println("Split Function:", strings.Split("Australia-Japan-Germany","-"))
//把字符转小写
fmt.Println("-------------------------------")
fmt.Println("ToLower Function: ",strings.ToLower("Australia"))
//把字符串转大写
fmt.Println("-------------------------------")
fmt.Println("ToUpper Function: ",strings.ToUpper("Australia"))
}
原文：https://blog.51cto.com/huwho/2358347