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run code in 300+ PHP versions simultaneously
<?php $num1 = 10; $num2 = 5; $result = num1 + num2; echo $result; ?>
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 "num1" in /in/DBInB:4 Stack trace: #0 {main} thrown in /in/DBInB on line 4
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant num1 - assumed 'num1' (this will throw an Error in a future version of PHP) in /in/DBInB on line 4 Warning: Use of undefined constant num2 - assumed 'num2' (this will throw an Error in a future version of PHP) in /in/DBInB on line 4 Warning: A non-numeric value encountered in /in/DBInB on line 4 Warning: A non-numeric value encountered in /in/DBInB on line 4 0
Output for 7.1.0 - 7.1.20
Notice: Use of undefined constant num1 - assumed 'num1' in /in/DBInB on line 4 Notice: Use of undefined constant num2 - assumed 'num2' in /in/DBInB on line 4 Warning: A non-numeric value encountered in /in/DBInB on line 4 Warning: A non-numeric value encountered in /in/DBInB on line 4 0
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, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.25, 7.0.0 - 7.0.20
Notice: Use of undefined constant num1 - assumed 'num1' in /in/DBInB on line 4 Notice: Use of undefined constant num2 - assumed 'num2' in /in/DBInB on line 4 0

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248.87 ms | 404 KiB | 354 Q