3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,3,4,5); $l = count($a); for ($i=0; $i < $l-2; $i++) { echo $a[$i]; } echo $a[l-2]; echo $a[l-1];
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
123 Fatal error: Uncaught Error: Undefined constant "l" in /in/NMm0S:7 Stack trace: #0 {main} thrown in /in/NMm0S on line 7
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
123 Warning: Use of undefined constant l - assumed 'l' (this will throw an Error in a future version of PHP) in /in/NMm0S on line 7 Warning: A non-numeric value encountered in /in/NMm0S on line 7 Notice: Undefined offset: -2 in /in/NMm0S on line 7 Warning: Use of undefined constant l - assumed 'l' (this will throw an Error in a future version of PHP) in /in/NMm0S on line 8 Warning: A non-numeric value encountered in /in/NMm0S on line 8 Notice: Undefined offset: -1 in /in/NMm0S on line 8
Output for 7.3.32 - 7.3.33
123 Warning: Use of undefined constant l - assumed 'l' (this will throw an Error in a future version of PHP) in /in/NMm0S on line 7 Warning: A non-numeric value encountered in /in/NMm0S on line 7 Warning: Use of undefined constant l - assumed 'l' (this will throw an Error in a future version of PHP) in /in/NMm0S on line 8 Warning: A non-numeric value encountered in /in/NMm0S on line 8
Output for 7.1.0 - 7.1.33
123 Notice: Use of undefined constant l - assumed 'l' in /in/NMm0S on line 7 Warning: A non-numeric value encountered in /in/NMm0S on line 7 Notice: Undefined offset: -2 in /in/NMm0S on line 7 Notice: Use of undefined constant l - assumed 'l' in /in/NMm0S on line 8 Warning: A non-numeric value encountered in /in/NMm0S on line 8 Notice: Undefined offset: -1 in /in/NMm0S on line 8
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
123 Notice: Use of undefined constant l - assumed 'l' in /in/NMm0S on line 7 Notice: Undefined offset: -2 in /in/NMm0S on line 7 Notice: Use of undefined constant l - assumed 'l' in /in/NMm0S on line 8 Notice: Undefined offset: -1 in /in/NMm0S on line 8
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
123 Notice: Use of undefined constant l - assumed 'l' in /in/NMm0S on line 7 Notice: Undefined offset: -2 in /in/NMm0S on line 7 Notice: Use of undefined constant l - assumed 'l' in /in/NMm0S on line 8 Notice: Undefined offset: -1 in /in/NMm0S on line 8

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295.59 ms | 402 KiB | 455 Q