3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class A { const CN1 = 1; const CN2 = 2; const CN3 = self::CN1; } class B { const CN4 = A::CN2; } echo B::CN4;
based on auTmE
Output for 5.0.0 - 7.2.0
2
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/6qmD9 on line 4
Process exited with code 255.
Output for 4.3.0 - 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/6qmD9 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/6qmD9 on line 4
Process exited with code 255.