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run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(realpath(__DIR__ . "/js/"));
Output for 5.3.0 - 7.1.0
bool(false)
Output for 4.3.0 - 5.2.17
Notice: Use of undefined constant __DIR__ - assumed '__DIR__' in /in/9Bfjc on line 2 bool(false)