package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^
(\d{4}-\d{2}-\d{2}\ \d+:\d+:\d+):
(?:(?!^\d{4})[\s\S])+?
\QTHIS IS MATCHED STRING\E`)
var str = `2018-07-10 10:03:01: random text1
2018-07-10 10:03:02: random text2
2018-07-10 10:03:03: random text3
more text
and more
THIS IS MATCHED STRING
2018-07-10 10:03:04: random text4`
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/