3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class FOO { const BAR = FOOBAR; } define('FOORBAR', 'test'); echo FOO::BAR;
Output for 7.2.0 - 7.3.0rc4
Warning: Use of undefined constant FOOBAR - assumed 'FOOBAR' (this will throw an Error in a future version of PHP) in /in/IQGvY on line 8 FOOBAR
Output for 5.3.28 - 5.3.29, 5.4.18 - 7.1.20
Notice: Use of undefined constant FOOBAR - assumed 'FOOBAR' in /in/IQGvY on line 8 FOOBAR
Output for 5.0.0 - 5.3.27, 5.4.0 - 5.4.17
Notice: Use of undefined constant FOOBAR - assumed 'FOOBAR' in /in/1GeqY on line 8 FOOBAR
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/1GeqY on line 4
Process exited with code 255.
Output for 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/1GeqY on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/1GeqY on line 4
Process exited with code 255.
Output for 4.3.0
Parse error: parse error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/IQGvY on line 4
Process exited with code 255.