package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^(?!(?=.*\bhede\b)).*$`)
var str = `hoho
hihi
haha
hede
some words before hoho some words after that
some words before hihi some words after that
some words before haha some words after that
some words before hede some words after that
ahede`
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/