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<?php $ao = new ArrayObject(array('a' => 'bapple')); var_dump($so['banana'], $o->offsetGet('banana']));
Output for 5.4.18
Parse error: syntax error, unexpected ']' in /in/qgOhr on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.17
Parse error: syntax error, unexpected ']' in /in/0mvnI on line 5
Process exited with code 255.

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