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run code in 200+ php & hhvm versions
Bugs & Features
<?php $n = []; $t['bcc'] = true; $f['bcc'] = false; var_dump( isset($n['bcc']), isset($t['bcc']), isset($f['bcc']), empty($n['bcc']), empty($t['bcc']), empty($f['bcc']) );
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0beta1
bool(false) bool(true) bool(true) bool(true) bool(false) bool(true)