<?php $arr=array( 'key1'=>'value1', 'key2'=>'value2', 0=>array( 'sub1_key1'=>'sub1_value1', 'sub1_key2'=>'sub1_value2', ), 'key3'=>array( 'sub2_key1'=>'sub2_value1', 'sub2_key2'=>'sub2_value2', ), ); $result = call_user_func_array('array_merge', $arr); print_r($results);
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