package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(?<=\[)
(?:
\\{2}
(?:[^\\]|\\{2})
|
[^\]]
)+
(?=\])`)
var str = `+------------------+----------------+
| Input | Output |
+------------------+----------------+
| [B] | B |
| [B][C][D] | B |
| [hello\t\tworld] | hello\t\tworld |
| [hello\n\nworld] | hello\n\nworld |
| [\\]] | \\] |
| [\\\\] | \\\\ |
| [x[y\\]z][foo] | x[y\\]z |
+------------------+----------------+`
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/