package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^(?!.*\*\*$)(?!.{9})(?:[A-Za-z]{2}(?:\d*(?:\*\d*)+|\d{6})|\*)$`)
var str = `RIGHT:
*
DE*
de*
GB5*
gb5*
DE*123
DE**123
de*123
DE123456
WRONG:
**
*DE
*de
D
D*
D**
d*
DE
DE123
DE123**
de
D1*
1
1*
123*
1234
DE1234567
DE123456*`
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/