package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?=[A-Z\d]*[a-z])(?=[a-z\d]*[A-Z])(?=[a-zA-Z]*[\d])[a-zA-Z\d]{6,30}`)
var str = `am2Nals2kdP5 This is some sample text containing an email address of michael.knight@knightrider2000.com
and some cryptic secret like am2Nals2kdP5 and even more text. amdNalsfkdPt test am2Nals2kdP5
#$#fDD5555555
am2Nals2kdP5am2Nals2kdP5
fffddD2
am2Nals2kdP5am2Nals2kdP5
am2Nals2kdP5
am2Nals2kdf`
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/