3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = new stdClass(); $data->uid = 234; if (!empty($data->uid)) { $uid = $data->uid[0]; } print_r($uid);
Output for git.master, git.master_jit
Warning: Trying to access array offset on value of type int in /in/28lnL on line 7
Output for rfc.property-hooks
Warning: Trying to access array offset on int in /in/28lnL on line 7

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