package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^(?=.{3,30}$)[A-Za-z0-9]+(?:\s[A-Za-z0-9]+)?$`)
var str = `Mark Twain
Michael Smith
New Name9012345678901234567890
New Name90123456789012345678901`
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/