package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(^.*|\n\s*\S+)|\S+(?= .*\n)`)
var str = `67 4 -8 5 13
9 13 42 4 -7
1 1 3 -9 29
16 99 8 77 0`
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/