package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^\w+\s*(.)\s*\w+\s*\1\s*\w+(?:(?!\1).)*$`)
var str = `one,three,four apple is red. match
four, three, one orange is orange. match
one,four,three the sky is blue. match
one,two,four,three not match
four,one,eight,green,three no match`
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/