Go string between two strings

gistfile1.txt

// Taken from 
// https://stackoverflow.com/questions/26916952/go-retrieve-a-string-from-between-two-characters-or-other-strings/62555190#62555190

func GetStringInBetweenTwoString(str string, startS string, endS string) (result string,found bool) {
    s := strings.Index(str, startS)
    if s == -1 {
        return result,false
    }
    newS := str[s+len(startS):]
    e := strings.Index(newS, endS)
    if e == -1 {
        return result,false
    }
    result = newS[:e]
    return result,true
}