Go lang Regex

regex.go

package main

import (
  "fmt"
	"regexp"
)

func main() {
	//re := regexp.MustCompile("a(x*)b")
	re := regexp.MustCompile("(buffal|tomat|potat)o$")
	fmt.Println(re.ReplaceAllString("tomato", "${1}oes"))
	
	fmt.Println(re.ReplaceAllString("-ab-axxb-", "T"))
	fmt.Println(re.ReplaceAllString("-ab-axxb-", "$1"))
	fmt.Println(re.ReplaceAllString("-ab-axxb-", "$1W"))
	fmt.Println(re.ReplaceAllString("-ab-axxb-", "${1}W"))
}