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run code in 200+ php & hhvm versions
Bugs & Features
<?php $bitmask = bindec('0101') . "\n"; echo $bitmask; $bitmask |= bindec('0010'); var_dump(bitmask); ?>
Output for 7.2.0
5 Notice: A non well formed numeric value encountered in /in/1IbXQ on line 6 Warning: Use of undefined constant bitmask - assumed 'bitmask' (this will throw an Error in a future version of PHP) in /in/1IbXQ on line 8 string(7) "bitmask"
Output for 7.1.0 - 7.1.7
5 Notice: A non well formed numeric value encountered in /in/1IbXQ on line 6 Notice: Use of undefined constant bitmask - assumed 'bitmask' in /in/1IbXQ on line 8 string(7) "bitmask"
Output for 4.3.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.0.20
5 Notice: Use of undefined constant bitmask - assumed 'bitmask' in /in/1IbXQ on line 8 string(7) "bitmask"