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<?php function mutabledefault($arg=&array("foo")) { var_dump($arg); $arg["bar"] = "new"; } var_dump(array("hiss")); var_dump(array_hiss());
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.28
Parse error: syntax error, unexpected '&' in /in/RZQjt on line 3
Process exited with code 255.

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