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<?php $outer=array(); $outer[7]=array('a'=>'aaa','b'=>array()); $inner7=&$outer[7]; $inner['b'][]='xxx'; $inner['b'][]='yyy'; print_r($inner); print_r($outer);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [b] => Array ( [0] => xxx [1] => yyy ) ) Array ( [7] => Array ( [a] => aaa [b] => Array ( ) ) )

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