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<?php function transform(array $input): array { $output = []; foreach($input as $k => $v) { if(is_array($v)) { $output[$k] = transform($v); } else { $output[$k] = $v * 10; } } return $output; } $input = [ 'parent1' => [ 'subArray1' => [ 'value1' => '1', 'value2' => '2' ], 'value3' => '3', 'subArray2' =>[ 'subSubArray2' => [ 'value1' => '1', 'value4' => '4' ] ] ], 'parent2' => [ 'subArray1' => [ 'value1' => '1', 'value2' => '2' ], 'value5' => '5', 'subArray2' =>[ 'subSubArray2' => [ 'value1' => '1', 'value4' => '4' ] ] ] ]; var_dump(transform($input));
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(2) { ["parent1"]=> array(3) { ["subArray1"]=> array(2) { ["value1"]=> int(10) ["value2"]=> int(20) } ["value3"]=> int(30) ["subArray2"]=> array(1) { ["subSubArray2"]=> array(2) { ["value1"]=> int(10) ["value4"]=> int(40) } } } ["parent2"]=> array(3) { ["subArray1"]=> array(2) { ["value1"]=> int(10) ["value2"]=> int(20) } ["value5"]=> int(50) ["subArray2"]=> array(1) { ["subSubArray2"]=> array(2) { ["value1"]=> int(10) ["value4"]=> int(40) } } } }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(2) { ["parent1"]=> array(3) { ["subArray1"]=> array(2) { ["value1"]=> int(10) ["value2"]=> int(20) } ["value3"]=> int(30) ["subArray2"]=> array(1) { ["subSubArray2"]=> array(2) { ["value1"]=> int(10) ["value4"]=> int(40) } } } ["parent2"]=> array(3) { ["subArray1"]=> array(2) { ["value1"]=> int(10) ["value2"]=> int(20) } ["value5"]=> int(50) ["subArray2"]=> array(1) { ["subSubArray2"]=> array(2) { ["value1"]=> int(10) ["value4"]=> int(40) } } } }

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