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run code in 300+ PHP versions simultaneously
<?php function init_vera_htmlspecialchars() { if (version_compare(PHP_VERSION, '5.4.0') >= 0) { function vera_htmlspecialchars($string, $flags = ENT_COMPAT , $encoding = 'ISO-8869-2', $doubleEncode = true) { return htmlspecialchars($string, $flags, $encoding, $doubleEncode); } } elseif (version_compare(PHP_VERSION, '5.2.3') >= 0) { function vera_htmlspecialchars($string, $flags = ENT_COMPAT, $encoding = 'ISO-8869-2', $doubleEncode = true) { return htmlspecialchars($string, $flags, $encoding, $doubleEncode); } } else { function vera_htmlspecialchars($string, $flags = ENT_COMPAT, $encoding = 'ISO-8869-2', $doubleEncode = true) { return htmlspecialchars($string, $flags, $encoding); } } }; init_vera_htmlspecialchars(); for ($i=0; $i<100000; $i++) { $str = vera_htmlspecialchars('asdf&<>;\'"',ENT_QUOTES,'UTF-8'); }
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Output for 4.3.0 - 4.3.1

Process exited with code 139.

preferences:
239.9 ms | 401 KiB | 460 Q