package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(?<=\s|^)\b\d{3}-\d{2}-\d{4}\b(?=\s|$)`)
var str = `John Doe SSN# 123-12-1235
100-123-45-1234-99
John Smith, SSN, 123-45-1234
100-123-45-1234-99
123-45-1234`
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/