3v4l.org

run code in 300+ PHP versions simultaneously
<pre><?php $incoming_usernames = array(); $username = 'Bob "Dillan'; # array_push($incoming_usernames["incoming_friendship_request"], $username); $incoming_usernames['incoming_friendship_request'] = $username; $array_string = serialize($incoming_usernames); var_dump($array_string); ?> </pre>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.3.6
<pre>string(60) "a:1:{s:27:"incoming_friendship_request";s:11:"Bob "Dillan";}" </pre>

preferences:
209.06 ms | 405 KiB | 327 Q