package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?im)<(h[1-6])>(.+)(\s+)([^\s]+)<\/\1>`)
var str = `<h2>This is a test heading</h2>
<p>Here is some text</p>
<div>
<h3>Here is a another heading</h3>
<p>Some more paragraph text which shouldn't match</p>
</div>
<h2>This is a test heading</h2>
<p>Here is some text</p>
<div>
<h3>Here is a another heading</h3>
<p>Some more paragraph text which shouldn't match</p>
</div>`
var substitution = "<$1>$2 $4<\/$1>"
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/