package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(?<=@20).*?(?=@50|\.|F5|AF5)`)
var str = `@20dibur@50 sdfgghh.
@20dibur nosaf. end here@50.
@20dibur fsrtt sdfsf@50 sdfgghh.
@20dibur fsrtt F5 sdfsf@50 sdfgghh.
@20dibur fsrtt AF5 sdfsf@50 sdfgghh.
`
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/