package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^\d+(-\d*)?(?:,\s*\d+(-\d*)?)*$`)
var str = `1-5, 7, 33-48
1
1-5
1,3,5
3-
Not matched:
1,,2
-1
1;4
`
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/