package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?im)^(?!.*\.-.*$|.*-\..*$)([a-zA-Z0-9._-]+)([a-zA-Z0-9]@[a-zA-Z0-9])([a-zA-Z0-9.-]+)([a-zA-Z0-9]\.[a-zA-Z]{2,3})$`)
var str = `chris@data.services.com
chris@data-services.com
chris@data.-services.com`
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/