package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`\b(20[0-9][0-9])\b`)
var str = `1920
1930
2011
2
22
222
2323
23323
2011
2009
2012
2001
2020
2022
2040
`
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/