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run code in 150+ php & hhvm versions
Bugs & Features
<?php error_reporting(E_ALL); echo('start'); function _($x){return ($x)?htmlspecialchars($x):'nbsp;';} echo('end');
Output for 5.3.0 - 5.4.19
Fatal error: Cannot redeclare _() in /in/f9poH on line 4
Process exited with code 255.