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<?php $test_1 = array( array('product' => 'test1', 'sku' => 't1'), array('product' => 'test2', 'sku' => 't2'), ); // $test_2 = array(); // $test_2 = array('teet', 'sefsefse'); $test_2 = array(array('product' => 'test3', 'sku' => 't3')); var_dump(array_merge($test_1, $test_2));

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