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run code in 150+ php & hhvm versions
Bugs & Features
<?php $data = NULL; ++$data['wok']; var_dump($data); $data = NULL; $data['wok'] = $data['wok'] + 1;
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined index: wok in /in/IGYSm on line 2 array(1) { ["wok"]=> int(1) }
Output for hhvm-3.10.0 - 3.12.0
array(1) { ["wok"]=> int(1) }
Output for 4.3.0 - 5.2.17
Notice: Undefined index: wok in /in/IGYSm on line 2 array(1) { ["wok"]=> int(1) }