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run code in 200+ php & hhvm versions
Bugs & Features
<?php class First { } class Second extends First { } function x(First $f) { var_dump($f); } x(new Second());
Output for 5.0.0 - 7.2.0
object(Second)#1 (0) { }
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/g6Dgb on line 11
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/g6Dgb on line 11
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/g6Dgb on line 11
Process exited with code 255.