package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(.*)(http|https|ftp|ftps)(\:\/\/[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,})(\/[^#]*|)(#(\S*)|)(.*)`)
var str = `Здесь ссылка должна быть в теге <a> https://example.info/ru/task#g конец текста`
var substitution = "<a href='$2$3$4' target='$6'>$2$3$4$5</a>"
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/