3v4l.org

run code in 300+ PHP versions simultaneously
<?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; }
Output for 8.3.0 - 8.3.13
Warning: Undefined array key "view" in /in/YLXf7 on line 14 Warning: Trying to access array offset on null in /in/YLXf7 on line 14 Warning: Undefined array key "view" in /in/YLXf7 on line 18
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.24
Warning: Undefined array key "view" in /in/YLXf7 on line 14 Warning: Trying to access array offset on value of type null in /in/YLXf7 on line 14 Warning: Undefined array key "view" in /in/YLXf7 on line 18
Output for 7.4.0 - 7.4.33
Notice: Undefined index: view in /in/YLXf7 on line 14 Notice: Trying to access array offset on value of type null in /in/YLXf7 on line 14 Notice: Undefined index: view in /in/YLXf7 on line 18
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Notice: Undefined index: view in /in/YLXf7 on line 14 Notice: Undefined index: view in /in/YLXf7 on line 18
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Warning: Unsupported declare 'strict_types' in /in/YLXf7 on line 3 Notice: Undefined index: view in /in/YLXf7 on line 14 Notice: Undefined index: view in /in/YLXf7 on line 18
Output for 5.3.0 - 5.3.29
Warning: Unsupported declare 'strict_types' in /in/YLXf7 on line 3 Parse error: syntax error, unexpected '[' in /in/YLXf7 on line 12
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected '[' in /in/YLXf7 on line 12
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/YLXf7 on line 12
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/YLXf7 on line 12
Process exited with code 255.
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