3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(is_file(chr(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, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
bool(false)
Output for 8.0.0
Fatal error: Uncaught ValueError: is_file(): Argument #1 ($filename) must not contain any null bytes in /in/7E2mv:3 Stack trace: #0 /in/7E2mv(3): is_file('\x00') #1 {main} thrown in /in/7E2mv on line 3
Process exited with code 255.
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, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: is_file() expects parameter 1 to be a valid path, string given in /in/7E2mv on line 3 NULL

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167.69 ms | 410 KiB | 5 Q