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run code in 150+ php & hhvm versions
Bugs & Features
<?php $pf = array( a => 1, b => 2 ); print_r( $pf) ?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Use of undefined constant a - assumed 'a' in /in/LkipV on line 3 Notice: Use of undefined constant b - assumed 'b' in /in/LkipV on line 3 Array ( [a] => 1 [b] => 2 )