package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?s)(?:^|\n)##\s[^\n]*\n+(.*?)(?=\n##?\s|$)`)
var str = `# This is an H1
content
content
content
## This is an H2 that ends in another H2
matched content 1
matched content 1
matched content 1
## This is an H2 that ends in an H1
matched content 2
matched content 2
matched content 2
# This is an H1, it's content doesn't belong to any H2
content
content
content
## This is an H2 that goes on until the end of the file
matched content 3
matched content 3
### This H3 belongs to the H2 above
matched content 4
matched content 4`
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/