3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 10; $t = 20; $e = 0; echo "I: "+$i; echo "T: "+$t; echo "E: "+$e; addition($i,$t); echo "E: " + $e; function addition($i, $t) { $e = $i+$t; } ?>
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 TypeError: Unsupported operand types: string + int in /in/I0Q98:5 Stack trace: #0 {main} thrown in /in/I0Q98 on line 5
Process exited with code 255.
Output for 7.1.0 - 7.1.24, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
Warning: A non-numeric value encountered in /in/I0Q98 on line 5 10 Warning: A non-numeric value encountered in /in/I0Q98 on line 6 20 Warning: A non-numeric value encountered in /in/I0Q98 on line 7 0 Warning: A non-numeric value encountered in /in/I0Q98 on line 9 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 - 5.6.38, 7.0.0 - 7.0.32
102000

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266.39 ms | 404 KiB | 420 Q