package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^(http(s?):\/\/)?(((www\.)?+[a-zA-Z0-9\.\-\_]+(\.[a-zA-Z]{2,3})+)(:[0-9]{1,5})?|(\b(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\b))(:[0-9]{1,5})?(\/[a-zA-Z0-9\_\-\s\.\/\?\%\#\&\=]*)?$`)
var str = ``
for i, match := range re.FindAllString(str, -1) {
fmt.Println(match, "found at index", i)
}
}
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/