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run code in 300+ PHP versions simultaneously
<?php substr("hello", 0, 912838843877327489327483747234672637472394893);
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: substr(): Argument #3 ($length) must be of type ?int, float given in /in/fZNqf:3 Stack trace: #0 /in/fZNqf(3): substr('hello', 0, 9.1283884387733E+44) #1 {main} thrown in /in/fZNqf on line 3
Process exited with code 255.
Output for 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Warning: substr() expects parameter 3 to be int, float given in /in/fZNqf on line 3
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33
Warning: substr() expects parameter 3 to be integer, float given in /in/fZNqf on line 3
Output for 5.4.1 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28

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180.99 ms | 402 KiB | 227 Q