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<?php $array1 = array( 'colors' => 'red', 'shapes' => array( 'circle', 'square', ), 0 => 'waa', ); $array2 = array( 'colors' => 'green', 'shapes' => array( 'triangle', ), 0 => 'meukee!', ); var_dump(array_merge_recursive($array1, $array2));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
array(4) { ["colors"]=> array(2) { [0]=> string(3) "red" [1]=> string(5) "green" } ["shapes"]=> array(3) { [0]=> string(6) "circle" [1]=> string(6) "square" [2]=> string(8) "triangle" } [0]=> string(3) "waa" [1]=> string(7) "meukee!" }