Online PHP editor | output for d4Log

@ 2018-05-25T03:52:25Z

<?php

class Converter
{
    public function runAllConversions(&$value)
    {
        $value = str_replace('x', 'MODIFIED', $value);
    }
}

$data = [
    'a' => 'x',
    'b' => 'x',
    'c' => ['x', 'a' => 'x', ['a' => 'x', 'x']],
    'd' => ['x', 'b' => 'x', ['a' => 'x', 'x', ['x', 'c' => 'x', ['a' => 'x', 'x']]]]
    ];

array_walk_recursive($data, [new Converter(), 'runAllConversions']);

print_r($data);

Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 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: Array ( [a] => MODIFIED [b] => MODIFIED [c] => Array ( [0] => MODIFIED [a] => MODIFIED [1] => Array ( [a] => MODIFIED [0] => MODIFIED ) ) [d] => Array ( [0] => MODIFIED [b] => MODIFIED [1] => Array ( [a] => MODIFIED [0] => MODIFIED [1] => Array ( [0] => MODIFIED [c] => MODIFIED [1] => Array ( [a] => MODIFIED [0] => MODIFIED ) ) ) ) )

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