3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo date(Y-m-d);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Undefined constant "Y" in /in/HQ1cf:2 Stack trace: #0 {main} thrown in /in/HQ1cf on line 2
Process exited with code 255.
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant Y - assumed 'Y' (this will throw an Error in a future version of PHP) in /in/HQ1cf on line 2 Warning: Use of undefined constant m - assumed 'm' (this will throw an Error in a future version of PHP) in /in/HQ1cf on line 2 Warning: A non-numeric value encountered in /in/HQ1cf on line 2 Warning: A non-numeric value encountered in /in/HQ1cf on line 2 Warning: Use of undefined constant d - assumed 'd' (this will throw an Error in a future version of PHP) in /in/HQ1cf on line 2 Warning: A non-numeric value encountered in /in/HQ1cf on line 2 0
Output for 7.1.0 - 7.1.33
Notice: Use of undefined constant Y - assumed 'Y' in /in/HQ1cf on line 2 Notice: Use of undefined constant m - assumed 'm' in /in/HQ1cf on line 2 Warning: A non-numeric value encountered in /in/HQ1cf on line 2 Warning: A non-numeric value encountered in /in/HQ1cf on line 2 Notice: Use of undefined constant d - assumed 'd' in /in/HQ1cf on line 2 Warning: A non-numeric value encountered in /in/HQ1cf on line 2 0
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
Notice: Use of undefined constant Y - assumed 'Y' in /in/HQ1cf on line 2 Notice: Use of undefined constant m - assumed 'm' in /in/HQ1cf on line 2 Notice: Use of undefined constant d - assumed 'd' in /in/HQ1cf on line 2 0

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