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run code in 150+ php & hhvm versions
Bugs & Features
<?php $s = ''; if (empty($s['offset'])) { print "empty"; } else { print "not empty"; } $s = ''; if (empty($s['double offset']['offset'])) { print "empty"; } else { print "not empty"; } $s = array('double offset' => ''); if (empty($s['double offset']['offset']['set off'])) { print "empty"; } else { print "not empty"; }
Output for 4.3.3 - 5.2.9, 5.3.6 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
emptyemptyempty
Output for 5.2.10 - 5.3.5
empty Notice: Uninitialized string offset: 0 in /in/8eVhW on line 12 empty Notice: Uninitialized string offset: 0 in /in/8eVhW on line 20 empty
Output for 4.3.0 - 4.3.2
Notice: Uninitialized string offset: 0 in /in/8eVhW on line 4 emptyemptyempty