3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $organizations = array( (object)array( id => 1 ), (object)array( id => 2 ), (object)array( id => 3 ), ); $organizationIds = array_map(function ($organization) { return $organization->id; }, $organizations); var_dump($organizationIds);
based on qvj9I
Output for 7.2.0 - 7.2.6
Warning: Use of undefined constant id - assumed 'id' (this will throw an Error in a future version of PHP) in /in/OJZNE on line 5 Warning: Use of undefined constant id - assumed 'id' (this will throw an Error in a future version of PHP) in /in/OJZNE on line 8 Warning: Use of undefined constant id - assumed 'id' (this will throw an Error in a future version of PHP) in /in/OJZNE on line 11 array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) }
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.1.20
Notice: Use of undefined constant id - assumed 'id' in /in/OJZNE on line 5 Notice: Use of undefined constant id - assumed 'id' in /in/OJZNE on line 8 Notice: Use of undefined constant id - assumed 'id' in /in/OJZNE on line 11 array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) }