| public static OnlyContains ( this str, char characters ) : bool | ||
| str | this | The STR. |
| characters | char | The characters. |
| return | bool | |
public static bool OnlyContains(this string str, char[] characters) {
return str.Select(ch => characters.Any(t => ch == t)).All(found => found);
}
| StringExtensions::OnlyContains ( this str, string characters ) : bool |