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<?php $arr1 = [ 'a' => ['gross_value' => '100', 'quantity' => '1'], 'b' => ['gross_value' => '200', 'quantity' => '1'] ]; $arr2 = [ 'b' => ['item_title_id' => '1', 'order_id' => '4'], 'a' => ['item_title_id' => '2', 'order_id' => '4'] ]; var_export( array_merge_recursive($arr1, $arr2) );
Output for git.master_jit, git.master, rfc.property-hooks
array ( 'a' => array ( 'gross_value' => '100', 'quantity' => '1', 'item_title_id' => '2', 'order_id' => '4', ), 'b' => array ( 'gross_value' => '200', 'quantity' => '1', 'item_title_id' => '1', 'order_id' => '4', ), )

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