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run code in 200+ php & hhvm versions
Bugs & Features
<?php declare(strict_types=1); (PHP_MAJOR_VERSION < 7 or PHP_MINOR_VERSION < 1) && __HALT_COMPILER(); function testParam(?string $arg){ var_dump($arg); } testParam(null); testParam("hi"); testParam();
based on iiVWc
Output for 7.0.0 - 7.1.7
Parse error: syntax error, unexpected '__HALT_COMPILER' (T_HALT_COMPILER) in /in/Y5rn6 on line 5
Process exited with code 255.
Output for hhvm-3.15.4
Fatal error: Uncaught Error: syntax error, unexpected T_HALT_COMPILER in /in/Y5rn6:5 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.6.0 - 5.6.30
Warning: Unsupported declare 'strict_types' in /in/Y5rn6 on line 3 Parse error: syntax error, unexpected '__HALT_COMPILER' (T_HALT_COMPILER) in /in/Y5rn6 on line 5
Process exited with code 255.