package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?msi)<div\s+class="asd"> # match an opening 'div' with an id that starts with 't' and some digits
[^<>]* # match zero or more chars other than '<' and '>'
( # open group 1
<div[^>]*> # match an opening 'div'
(?: # open a non-matching group
[^<>]* # match zero or more chars other than '<' and '>'
| # OR
(?1) # recursively match what is defined by group 1
)* # close the non-matching group and repeat it zero or more times
</div> # match a closing 'div'
) # close group 1
[^<>]* # match zero or more chars other than '<' and '>'
</div> `)
var str = `<div>
<div class="asd">
<div>
<div>
Hello
</div>
</div>
</div>
</div>`
if len(re.FindStringIndex(str)) > 0 {
fmt.Println(re.FindString(str),"found at index",re.FindStringIndex(str)[0])
}
}
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/