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run code in 300+ PHP versions simultaneously
<?php $item[145][ff]='e121'; $item[145][fs]='e1a21'; $item[175][ff]='d21'; $max_item = max($item); echo $max_item;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Undefined constant "ff" in /in/Im7bB:2 Stack trace: #0 {main} thrown in /in/Im7bB on line 2
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Warning: Use of undefined constant ff - assumed 'ff' (this will throw an Error in a future version of PHP) in /in/Im7bB on line 2 Warning: Use of undefined constant fs - assumed 'fs' (this will throw an Error in a future version of PHP) in /in/Im7bB on line 3 Warning: Use of undefined constant ff - assumed 'ff' (this will throw an Error in a future version of PHP) in /in/Im7bB on line 4 Notice: Array to string conversion in /in/Im7bB on line 6 Array
Output for 7.3.32 - 7.3.33, 7.4.26
Warning: Use of undefined constant ff - assumed 'ff' (this will throw an Error in a future version of PHP) in /in/Im7bB on line 2 Warning: Use of undefined constant fs - assumed 'fs' (this will throw an Error in a future version of PHP) in /in/Im7bB on line 3 Warning: Use of undefined constant ff - assumed 'ff' (this will throw an Error in a future version of PHP) in /in/Im7bB on line 4 Array
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.25, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33
Notice: Use of undefined constant ff - assumed 'ff' in /in/Im7bB on line 2 Notice: Use of undefined constant fs - assumed 'fs' in /in/Im7bB on line 3 Notice: Use of undefined constant ff - assumed 'ff' in /in/Im7bB on line 4 Notice: Array to string conversion in /in/Im7bB on line 6 Array
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Notice: Use of undefined constant ff - assumed 'ff' in /in/Im7bB on line 2 Notice: Use of undefined constant fs - assumed 'fs' in /in/Im7bB on line 3 Notice: Use of undefined constant ff - assumed 'ff' in /in/Im7bB on line 4 Array

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259.42 ms | 403 KiB | 396 Q