package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(?s)<(str|date|arr|int|long).*?="(.+?)">(.*?)</\1>`)
var str = `<str name="name">John</str>
<date name="year">2021</date>
<arr name="food">
<str>Pizza</str>
<str>Meat</str>
</arr>`
var substitution = "<\2>\3</\2>"
fmt.Println(re.ReplaceAllString(str, substitution))
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Golang, please visit: https://golang.org/pkg/regexp/