package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)href="\/([^"]*)`)
var str = `<html>
<head>
<title>Hello</title>
</head>
<body>
<p>this is a simple text in html file</p>
<a href="https://google.com">Google</a>
<a href="/frontend/login/">Login</a>
<a href="/something/work/">Something</a>
</body>
</html>`
var substitution = "href="\/more\/\1additional"
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/