package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(?<=\bABC\s)(?!.*\bABC\b).*`)
var str = `ABC anything about the sky ABC and anything about the moon
ABC anything about the sky ABC and anything ABC about the moon
ABC anything about the sky ABC and anything about the moon ABC test`
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/