Online PHP editor | output for 2pYhR

@ 2018-08-22T20:57:24Z

<?php

$array = [
	'a' => [
		'b1' => [
			'c1' => [
				'e1' => 4,
				'f1' => 5,
				'g1' => 6,
		    ],
			'd1' => [
				'e11' => 4,
				'f11' => 5,
				'g11' => 6,
		    ]
	    ],
		'b2' => [
			'c2' => [
				'e2' => 4,
				'f2' => 5,
				'g2' => 6,
		    ],
			'd2' => [
				'e21' => 4,
				'f21' => 5,
				'g21' => 6,
		    ]
	    ],
	]
];

function reverse_recursively($arrayInput) {
    foreach ($arrayInput as $key => $input) {
		if (is_array($input)) {
            $arrayInput[$key] = reverse_recursively($input);
		}
    }
	
    return array_reverse($arrayInput);
}

echo '<pre>';
print_r($array);
echo '<br>';
print_r(reverse_recursively($array));

Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: <pre>Array ( [a] => Array ( [b1] => Array ( [c1] => Array ( [e1] => 4 [f1] => 5 [g1] => 6 ) [d1] => Array ( [e11] => 4 [f11] => 5 [g11] => 6 ) ) [b2] => Array ( [c2] => Array ( [e2] => 4 [f2] => 5 [g2] => 6 ) [d2] => Array ( [e21] => 4 [f21] => 5 [g21] => 6 ) ) ) ) <br>Array ( [a] => Array ( [b2] => Array ( [d2] => Array ( [g21] => 6 [f21] => 5 [e21] => 4 ) [c2] => Array ( [g2] => 6 [f2] => 5 [e2] => 4 ) ) [b1] => Array ( [d1] => Array ( [g11] => 6 [f11] => 5 [e11] => 4 ) [c1] => Array ( [g1] => 6 [f1] => 5 [e1] => 4 ) ) ) )

preferences:dark modelive previewkey bindings