- HTML5
(Q)(Q)- C
\u0028\u0051\u0029 (C99)\U000028\U000051\U000029 (C99)\x28\x51\x29 (encoding-dependent)\050\121\051 (encoding-dependent)- C++
\u{28}\u{51}\u{29} (C++23)\x{28}\x{51}\x{29} (C++23, encoding-dependent)\o{050}\o{121}\o{051} (C++23, encoding-dependent)\U00000028\U00000051\U00000029\u0028\u0051\u0029\x28\x51\x29 (encoding-dependent)\050\121\051 (encoding-dependent)- Java
\u0028\u0051\u0029- JavaScript
\u{28}\u{51}\u{29}\u0028\u0051\u0029\x28\x51\x29- CSS
\28\51\29\000028\000051\000029- Quoted-Printable
=28=51=29- URL
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