- HTML5
UP!UP!- C
\u0055\u0050\u0021 (C99)\U000055\U000050\U000021 (C99)\x55\x50\x21 (encoding-dependent)\125\120\041 (encoding-dependent)- C++
\u{55}\u{50}\u{21} (C++23)\x{55}\x{50}\x{21} (C++23, encoding-dependent)\o{125}\o{120}\o{041} (C++23, encoding-dependent)\U00000055\U00000050\U00000021\u0055\u0050\u0021\x55\x50\x21 (encoding-dependent)\125\120\041 (encoding-dependent)- Java
\u0055\u0050\u0021- JavaScript
\u{55}\u{50}\u{21}\u0055\u0050\u0021\x55\x50\x21- CSS
\55\50\21\000055\000050\000021- Quoted-Printable
=55=50=21- URL
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