3v4l.org

run code in 300+ PHP versions simultaneously
<?php $search['amenities'] = array('1', '2', '3'); $amenityQuery = ''; for ($i = count($search['amenities'])-1;$i >= 0;$i--) { if (!empty($amenityQuery)) { $amenityQuery .= "(IF(`AmenitiesProperty`.`amenity_id` = {$search[amenities][$i]},$amenityQuery,0))"; } else { $amenityQuery .= "(IF(`AmenitiesProperty`.`amenity_id` = {$search[amenities][$i]},1,0))"; } } echo $amenityQuery;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Undefined constant "amenities" in /in/Pmtts:10 Stack trace: #0 {main} thrown in /in/Pmtts on line 10
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 amenities - assumed 'amenities' (this will throw an Error in a future version of PHP) in /in/Pmtts on line 10 Warning: Use of undefined constant amenities - assumed 'amenities' (this will throw an Error in a future version of PHP) in /in/Pmtts on line 8 Warning: Use of undefined constant amenities - assumed 'amenities' (this will throw an Error in a future version of PHP) in /in/Pmtts on line 8 (IF(`AmenitiesProperty`.`amenity_id` = 3,1,0))(IF(`AmenitiesProperty`.`amenity_id` = 2,(IF(`AmenitiesProperty`.`amenity_id` = 3,1,0)),0))(IF(`AmenitiesProperty`.`amenity_id` = 1,(IF(`AmenitiesProperty`.`amenity_id` = 3,1,0))(IF(`AmenitiesProperty`.`amenity_id` = 2,(IF(`AmenitiesProperty`.`amenity_id` = 3,1,0)),0)),0))
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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
Notice: Use of undefined constant amenities - assumed 'amenities' in /in/Pmtts on line 10 Notice: Use of undefined constant amenities - assumed 'amenities' in /in/Pmtts on line 8 Notice: Use of undefined constant amenities - assumed 'amenities' in /in/Pmtts on line 8 (IF(`AmenitiesProperty`.`amenity_id` = 3,1,0))(IF(`AmenitiesProperty`.`amenity_id` = 2,(IF(`AmenitiesProperty`.`amenity_id` = 3,1,0)),0))(IF(`AmenitiesProperty`.`amenity_id` = 1,(IF(`AmenitiesProperty`.`amenity_id` = 3,1,0))(IF(`AmenitiesProperty`.`amenity_id` = 2,(IF(`AmenitiesProperty`.`amenity_id` = 3,1,0)),0)),0))

preferences:
283.58 ms | 405 KiB | 454 Q