- HTML5
(3)(3)- C
\u0028\u0033\u0029 (C99)\U000028\U000033\U000029 (C99)\x28\x33\x29 (encoding-dependent)\050\063\051 (encoding-dependent)- C++
\u{28}\u{33}\u{29} (C++23)\x{28}\x{33}\x{29} (C++23, encoding-dependent)\o{050}\o{063}\o{051} (C++23, encoding-dependent)\U00000028\U00000033\U00000029\u0028\u0033\u0029\x28\x33\x29 (encoding-dependent)\050\063\051 (encoding-dependent)- Java
\u0028\u0033\u0029- JavaScript
\u{28}\u{33}\u{29}\u0028\u0033\u0029\x28\x33\x29- CSS
\28\33\29\000028\000033\000029- Quoted-Printable
=28=33=29- URL
%28%33%29