package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^([a-z])(?!\1)([a-z])(?!\1|\2)[a-z](?:1[5-9][0-9]{2}|20[01][0-9]|2020)[0-9]{2,4}[0-9]$`)
var str = `abc1500999
abc15009999
abc150099999
abc202099999
bbc202099999
baa202099999`
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/