go string replacement

Import the strings package

import "strings"

func Replace(s, old, new string, n int) string

In the s string, replace the old string with the new string, n represents the number of replacements, and less than 0 represents all replacements

//替换两次
fmt.Println(strings.Replace("oink oink oink", "k", "ky", 2)) 
//全部替换
fmt.Println(strings.Replace("oink oink oink", "oink", "moo", -1))

// output result

oinky oinky oink
moo moo moo