package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?im)^java\s+(?:\S*-)?(?<version>\d+(?:\.\d+){0,2}(?:[+_]\d+)?)(?=(?:[-_](?!\d))|$)(?:[-_.](?:ea|LTS|beta|snapshot|internal|b\d+|\d+[a-z]*))*$`)
var str = `java temurin-21.0.0+35.0.LTS`
if len(re.FindStringIndex(str)) > 0 {
fmt.Println(re.FindString(str),"found at index",re.FindStringIndex(str)[0])
}
}
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/