package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`data\[(\d{1,3})\](?![\s\S]*data\[\d{1,3}\])`)
var str = `<body>
<h2>JavaScript Regular Expressions</h2>
<p>TEST</p>
<p>data[01]</p>
<button onclick="myFunction()">Try it</button>
<p>data[02]</p>
<p>TEST</p>
<p id="demo" test=data[03]></p>
</body>`
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/