package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^(?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])(?=(?:\.(?:(?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])|\*)){3}$)(?:\.(?:25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9]))*(?:\.\*)*$`)
var str = `192.168.1.1
192.168.1.*
192.168.*.*
192.*.*.*
192.168.*.1
192.*.1.1
192.*.*.1
*.168.1.1
192.*
001.1.1.1`
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/