3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 'documents' => ['application/pdf','application/x-pdf'], 'images' => ['image/cgm','image/g3fax'], 'videos' => ['video/dl','video/fli','video/gl','video/mpeg'], ]; $find = 'image/g3fax'; var_export( array_find_key( $array, fn($row) => in_array($find, $row) ) );
Output for 8.4.1 - 8.4.13
'images'
Output for 8.1.32, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26
Fatal error: Uncaught Error: Call to undefined function array_find_key() in /in/V9srt:12 Stack trace: #0 {main} thrown in /in/V9srt on line 12
Process exited with code 255.
preferences:
62.82 ms | 407 KiB | 5 Q