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run code in 300+ PHP versions simultaneously
<?php class everything{ public static function must(){ return "go!"; } } print call_user_func( accessorFunction(), "must"); function accessorFunction(){ returns 'everything'; }
Output for 5.4.0 - 5.4.20, 5.5.0 - 5.5.4
Parse error: syntax error, unexpected ''everything'' (T_CONSTANT_ENCAPSED_STRING) in /in/Re5qT on line 12
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/Re5qT on line 12
Process exited with code 255.

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