3v4l.org

run code in 300+ PHP versions simultaneously
<?php $accessible = array('title', 'description', 'category_ids'); $attributes = array('id', 'title' => 'Pippo', 'description' => 'Lollo', 'permalink', 'author_id', 'category_ids' => array('ciao', 'come', 'va'), 'pippo'); print_r(array_intersect_key($attributes, $accessible)); // print_r(array_diff($attributes, $accessible));
Output for 5.1.1 - 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, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 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
Array ( [0] => id [1] => permalink [2] => author_id )
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/8XVkf on line 6
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Fatal error: Call to undefined function array_intersect_key() in /in/8XVkf on line 5
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_intersect_key() in /in/8XVkf on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: array_intersect_key() in /in/8XVkf on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_intersect_key() in /in/8XVkf on line 5

preferences:
211.86 ms | 401 KiB | 314 Q