3v4l.org

run code in 300+ PHP versions simultaneously
<?php $samples=array( array('page' => 'page1', 'name' => 'pagename1'), array('page' => 'page2', 'name' => 'pagename2'), array('page' => 'page3', 'name' => 'pagename3') ); $names = array_column($samples, 'name'); print_r(page);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Fatal error: Uncaught Error: Undefined constant "page" in /in/0f2Oi:8 Stack trace: #0 {main} thrown in /in/0f2Oi on line 8
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant page - assumed 'page' (this will throw an Error in a future version of PHP) in /in/0f2Oi on line 8 page
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33
Notice: Use of undefined constant page - assumed 'page' in /in/0f2Oi on line 8 page
preferences:
171.61 ms | 402 KiB | 229 Q