package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)\b(\w+)\b\s+\1\b`)
var str = `Test Test für den Regex Test. er findet keinen einen Treffer in diesem Satz tzt u u. bla bla bla bla blabla bla bla blabla. 1 1 1 2 2 .. . . .`
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/