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run code in 150+ php & hhvm versions
Bugs & Features
<?php class T { public function x(){ return true; } } var_dump(T::x()); class X { public function x(){ return true; } } var_dump(X::x());
Output for 7.0.0 - 7.1.0
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; X has a deprecated constructor in /in/l8sTj on line 11 Deprecated: Non-static method T::x() should not be called statically in /in/l8sTj on line 9 bool(true) Fatal error: Uncaught Error: Non-static method X::x() cannot be called statically in /in/l8sTj:17 Stack trace: #0 {main} thrown in /in/l8sTj on line 17
Process exited with code 255.
Output for hhvm-3.12.0
bool(true) bool(true)
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.0.0 - 5.6.28
Strict Standards: Non-static method T::x() should not be called statically in /in/l8sTj on line 9 bool(true) Fatal error: Non-static method X::x() cannot be called statically in /in/l8sTj on line 17
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/l8sTj on line 5
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_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/l8sTj on line 5
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/l8sTj on line 5
Process exited with code 255.