<?php $o = []; @$var = ["",0,null,1,2,3,$foo,$o['myIndex']]; array_walk($var, function($v) { echo (!isset($v) || $v == false) ? 'true ' : 'false'; echo ' ' . (empty($v) ? 'true' : 'false'); echo "\n"; });
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Value for `_results` contains invalid data `array`