3v4l.org

run code in 300+ PHP versions simultaneously
<?php assert_options(ASSERT_BAIL, true); assert(false);
Output for 8.3.0 - 8.3.4
Deprecated: Constant ASSERT_BAIL is deprecated in /in/31WbK on line 2 Deprecated: Function assert_options() is deprecated in /in/31WbK on line 2 Fatal error: Uncaught AssertionError: assert(false) in /in/31WbK:3 Stack trace: #0 /in/31WbK(3): assert(false, 'assert(false)') #1 {main} thrown in /in/31WbK on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17
Fatal error: Uncaught AssertionError: assert(false) in /in/31WbK:3 Stack trace: #0 /in/31WbK(3): assert(false, 'assert(false)') #1 {main} thrown in /in/31WbK on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: assert(): assert(false) failed in /in/31WbK on line 3
Output for 4.3.2 - 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 - 5.6.40
Warning: assert(): Assertion failed in /in/31WbK on line 3
Output for 4.3.0 - 4.3.1
Warning: assert() [http://www.php.net/function.assert]: Assertion failed in /in/31WbK on line 3

preferences:
255.41 ms | 401 KiB | 456 Q