package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)</h1>\s*(<div>)?(.*?)\s*(</div>)?</header>`)
var str = `<header><h1>A Suspenseful Movie Title</h1><div>The narrative traces the journey of three youngsters from a seaside community who inadvertently capture a homicide on camera. As they unwittingly become enmeshed with the perpetrator, it unravels a convoluted case that entangles numerous families, culminating in an unpredictable outcome.</div></header>
<header>
<h1>Movie Title</h1>
A group of extraordinary individuals, each with unconventional occupations, emerged as champions for the common people on the streets by pursuing justice. Suddenly, they gained access to supernatural abilities.
</header>
<header>
<h1>Funny Comedy Movie Title</h1>The following is a comical tale of a husband and wife's pursuit of their ambition to obtain a flat.</header>`
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/