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run code in 200+ php & hhvm versions
Bugs & Features
<?php if (!function_exists('hash_equals')) exit; var_dump(hash_equals('aea315537613714dc29b2ad78a8fdd97', 'aea315537613714dc29b2ad78a8fdd97'));
based on SALbZ
Output for 5.6.7 - 7.2.6
bool(true)
Output for 4.3.0 - 5.5.35