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<?php $obj = new stdObject; $obj->custom => ['another array']; var_dump(empty($obj->custom));
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.30, 5.6.7 - 5.6.14
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW) in /in/Ckd73 on line 5
Process exited with code 255.
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174.25 ms | 1395 KiB | 67 Q