3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class A { public function getThis(): self { return new B; } } class B extends A { } var_dump((new A)->getThis());
based on 6Wse9
Output for 7.0.0 - 7.2.0
object(B)#2 (0) { }
Output for 5.1.0 - 5.6.28
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/XWLjO on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected ':', expecting '{' or ';' in /in/XWLjO on line 4
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/XWLjO 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_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/XWLjO 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/XWLjO on line 4
Process exited with code 255.