3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL & ~E_DEPRICATED); ini_set('display_errors', true); $foo = 'foo'; $bar = (unset) $foo; var_dump($bar);
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: The (unset) cast is no longer supported in /in/N9Lgj on line 6
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Deprecated: The (unset) cast is deprecated in /in/N9Lgj on line 6 Warning: Use of undefined constant E_DEPRICATED - assumed 'E_DEPRICATED' (this will throw an Error in a future version of PHP) in /in/N9Lgj on line 2 Warning: A non-numeric value encountered in /in/N9Lgj on line 2 NULL
Output for 7.3.32 - 7.3.33
Warning: Use of undefined constant E_DEPRICATED - assumed 'E_DEPRICATED' (this will throw an Error in a future version of PHP) in /in/N9Lgj on line 2 Warning: A non-numeric value encountered in /in/N9Lgj on line 2 NULL
Output for 7.1.0 - 7.1.33
Notice: Use of undefined constant E_DEPRICATED - assumed 'E_DEPRICATED' in /in/N9Lgj on line 2 Warning: A non-numeric value encountered in /in/N9Lgj on line 2 NULL
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
Notice: Use of undefined constant E_DEPRICATED - assumed 'E_DEPRICATED' in /in/N9Lgj on line 2 NULL
preferences:
225.04 ms | 402 KiB | 332 Q