package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)([^a-z]+[a-z]+)([^a-z]+[a-z]+)([^a-z]+[a-z]+)([^a-z]+[a-z]+)(?=[^a-z]*)$`)
var str = `modeland istoria in tiparele fluide ale artei si despre frumusetea adevarului integral`
var substitution = "$2$4$3$1"
fmt.Println(re.ReplaceAllString(str, substitution))
}
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/