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run code in 150+ php & hhvm versions
Bugs & Features
<?php $r = array(); $r[] = 'a'; echo "" . $r;
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Array to string conversion in /in/QT9Ns on line 7 Array
Output for 4.3.0 - 5.3.29
Array