package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?=\b.{11}\b)[0-9]{1,4}\/[0-9]{1,4}\/[0-9]{1,4}`)
var str = `12/3456/789
123/4567/89
1234/5/6789
123/456/789
12/3456/7890`
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/