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<?php $user = [ 'firstname' => 'first', 'middle' => 'middle', 'lastname' => 'last', 'address' => [ 'street' => 'streeeeeet', 'housenumber' => '10' ] ]; $interestingKeys = [ 'address', 'someOtherKey' ]; foreach ($user as $key => $val) { //is it in the keys we're interested in, and is it an array (sub array of $user)? if (in_array($key, $interestingKeys) && is_array($val)){ // Scan through inner loop foreach ($val as $sub_val) { echo "$sub_val\n"; } } }
Output for git.master, git.master_jit, rfc.property-hooks
streeeeeet 10

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