package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?s)^([^\n]+?[\n][^\n]+?[\n])((?:[^\n]+?\n)*?)([^\n]+?[\n][^\n]+?[\n][^\n]+?[\n]*)$`)
var str = `This could
be "words"
or any text
or pattern
or any amount of lines
need 3 groups:
1 -> lines 1 to 2
2 -> lines leftover
3 -> last 3 lines
`
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/