package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^((25[0-5]|(2[0-4]|1\d|[1-9])?\d)(\.(?!$)|$)){4}$`)
var str = `192.168.0.12
255.255.255.0
256.178.222.345
218.255.1.0
1.1.1.1 e ip 192.168.10.3
0.0.0.0
192.0.9.25
33.1.1.1
123.1.5.4
1.10.100.3
3.
http://192.168.255.111/teste
30.168.1.255.1
127.1
192.168.1.256
-1.2.3.4
1.1.1.1.
3...3`
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/