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<?php $obj = new stdClass(); $obj->callback = function() { print "HelloWorld!"; }; print_r($obj); $obj->callback();
Output for git.master, git.master_jit, rfc.property-hooks
stdClass Object ( [callback] => Closure Object ( ) ) Fatal error: Uncaught Error: Call to undefined method stdClass::callback() in /in/f0ivB:8 Stack trace: #0 {main} thrown in /in/f0ivB on line 8
Process exited with code 255.

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