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run code in 150+ php & hhvm versions
Bugs & Features
<?php $test[][] = array(); array_push($test[0],"a"); echo $test[0]; ?>
Output for 5.4.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Array to string conversion in /in/tRRtt on line 4 Array
Output for 4.3.0 - 5.3.29
Array