func StringIn(str string, values ...string) bool {
	for _, val := range values {
		if str == val {
			return true
		}
	}
	return false
}
func StringIn(str string, values ...string) bool {
	for _, val := range values {
		if str == val {
			return true
		}
	}
	return false
}
func StringIn ( str string , values ... string ) bool { for _ , val := range values { if str == val { return true } } return false }
// StringIn is a convenience function that returns
// true if str matches any of the values.
StringIn is a convenience function that returns true if str matches any of the values .