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<?php $addresses = [ 'firstname' => 'first', 'middle' => 'middle', 'lastname' => 'last', 'address' => [ 'street' => 'streeeeeet', 'housenumber' => '10' ] ]; $allowedKeys = [ 'firstname', 'middlename', 'street', 'lastname', 'housenumber', ]; foreach ($allowedKeys as $key) { if (array_key_exists($key, $addresses)) { $address[$key] = $addresses[$key]; } } var_dump($address);
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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(2) { ["firstname"]=> string(5) "first" ["lastname"]=> string(4) "last" }
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) { ["firstname"]=> string(5) "first" ["lastname"]=> string(4) "last" }
preferences:
213.95 ms | 402 KiB | 291 Q