Online PHP editor | refs for YLXf7

<?php declare(strict_types=1); error_reporting(-1); // $sample = [ // 'view' => [ // 'path'=> [ // '1', // ]] // ]; $sample = []; if(is_array($sample['view']['path'])){ echo 1; } if(is_array($sample['view']) && is_array($sample['view']['path'])){ echo 1; } //vs if(isset($sample['view']['path']) && is_array($sample['view']['path'])){ echo 1; }