package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?im)^(?:(\+[0-9]{1,3})[ -])?\(?\d{3}\)?[- ]?\d{3}[- ]?\d{4}`)
var str = `1234567890
123-456-7890
(123)456-7890
123 456 7890
+1 123 456 7890
+123 123 456 7890
+1234 123 456 7890
+23 (123) 456-7890
+23 (123) 123-456-7890`
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/