3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x=5+"25%"+"$25";
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
Warning: A non-numeric value encountered in /in/TCfqd on line 3 Fatal error: Uncaught TypeError: Unsupported operand types: int + string in /in/TCfqd:3 Stack trace: #0 {main} thrown in /in/TCfqd on line 3
Process exited with code 255.
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: A non well formed numeric value encountered in /in/TCfqd on line 3 Warning: A non-numeric value encountered in /in/TCfqd on line 3
Output for 7.3.32 - 7.3.33
Warning: A non-numeric value encountered in /in/TCfqd on line 3
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20

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165.99 ms | 402 KiB | 179 Q