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run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { function test() { echo 'test'; } } class_alias( 'A', 'B' ); class MyClass extends B { function test() { echo 'test under MyClass'; } } function foo (B $f) { $f->test(); } foo (new MyClass);
based on W0saA
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
test under MyClass
Output for 5.0.0 - 5.2.17
Fatal error: Call to undefined function class_alias() in /in/JYSns on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/JYSns on line 13
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 ')' in /in/JYSns on line 13
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/JYSns on line 13
Process exited with code 255.