package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(?<=<a href=\")([^"]*)-([^&"]*)(?=\.html\">)`)
var str = `<div id="breadcrumb-section">
<ol id="breadcrumbs">
<li class="first">
<span>
<a href="index.html">Technologies</a>
</span>
</li>
<li>
<span>
<a href="Some-Technologies-Documentation_218464400.html">Some Technologies Documentation</a>
</span>
</li>
<li>
<span>
<a href="Some-Other-Documentation_268370090.html">Some Other Documentation</a>
</span>
</li>
<li>
<span>
<a href="Another-Documentation_268370112.html">Another Documentation</a>
</span>
</li>
</ol>
</div>`
var substitution = "$1_$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/