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<?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 git.master, git.master_jit, rfc.property-hooks
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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