package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^(https?:\/\/(?:www\.|(?!www))[a-zA-Z0-9][a-zA-Z0-9-]+[a-zA-Z0-9]\.[^\s]{2,}|www\.[a-zA-Z0-9][a-zA-Z0-9-]+[a-zA-Z0-9]\.[^\s]{2,}|https?:\/\/(?:www\.|(?!www))[a-zA-Z0-9]+\.[^\s]{2,}|www\.[a-zA-Z0-9]+\.[^\s]{2,})$`)
var str = `Допустимые адреса
http://www.company.com
https://www.company.com
https://company.com
http://company.com
www.company.com
company.com
http://www.company.com/some
https://www.company.com/some
www.company.com/some
http://www.company.com/some%20address
https://www.company.com/some%20address
www.company.com/some%20address
http://www.company.com/?sidebar=buyerDetail
https://www.company.com/?sidebar=buyerDetail
www.company.com/?sidebar=buyerDetail
http://www.company.com/some/sidebar=buyerDetail
https://www.company.com/some/sidebar=buyerDetail
www.company.com/some/sidebar=buyerDetail
Недопустимые адреса
1http://www.company.com/some/sidebar=buyerDetail
1https://www.company.com/some/sidebar=buyerDetail
.http://www.company.com/some/sidebar=buyerDetail
.https://www.company.com/some/sidebar=buyerDetail
.http://www.company.com/some/sidebar=buyerDetail
.https://www.company.com/some/sidebar=buyerDetail
com/some/sidebar=buyerDetail
+=.company.com/some/sidebar=buyerDetail`
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/