3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Homer\Marge { const BART = "Eat my shorts!"; function lisa() { echo __FUNCTION__."\n"; } } namespace { use const Homer\Marge\FOO; use function Homer\Marge\lisa; echo BART."\n"; lisa(); } ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Undefined constant "BART" in /in/gmunM:11 Stack trace: #0 {main} thrown in /in/gmunM on line 11
Process exited with code 255.
Output for 7.2.6 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
Warning: Use of undefined constant BART - assumed 'BART' (this will throw an Error in a future version of PHP) in /in/gmunM on line 11 BART Homer\Marge\lisa
Output for 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
Notice: Use of undefined constant BART - assumed 'BART' in /in/gmunM on line 11 BART Homer\Marge\lisa
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
Parse error: syntax error, unexpected 'const' (T_CONST), expecting identifier (T_STRING) or \\ (T_NS_SEPARATOR) in /in/gmunM on line 8
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_CONST, expecting T_STRING or T_NS_SEPARATOR in /in/gmunM on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/gmunM on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/gmunM on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/gmunM on line 2
Process exited with code 255.

preferences:
214.66 ms | 401 KiB | 350 Q