package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?:
0
(?:
x [a-fA-F0-9] (?: _? [a-fA-F0-9] )*
|
[0-7] (?: _? [0-7] )*
|
[bB] [01] (?: _? [01] )*
)?
|
-?
[1-9] (?: _? [0-9] )*
)
[lL]?`)
var str = ``
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/