@ 2014-05-12T13:48:12Z <?php
interface Test
{
public function check(Test $x);
}
//this is ok:
class Foo implements Test
{
public function check(Test $x) {}
}
class Bar implements Test
{
public function check(Foo $x) {}
}
//this is fail, but why? Bar implements Test, so.. logically it fulfills contract..
class Baz implements Test
{
public function check(Baz $x) {}
}
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Output for 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 Fatal error: Declaration of Bar::check(Foo $x) must be compatible with Test::check(Test $x) in /in/n3FZT on line 16
Process exited with code 255 . Output for 7.0.0 - 7.0.20 , 7.1.0 - 7.1.20 , 7.2.0 - 7.2.33 , 7.3.12 - 7.3.33 Fatal error: Declaration of Bar::check(Foo $x) must be compatible with Test::check(Test $x) in /in/n3FZT on line 14
Process exited with code 255 . Output for 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.30 Fatal error: Declaration of Bar::check() must be compatible with Test::check(Test $x) in /in/n3FZT on line 15
Process exited with code 255 . Output for 5.3.0 - 5.3.29 Fatal error: Declaration of Bar::check() must be compatible with that of Test::check() in /in/n3FZT on line 15
Process exited with code 255 . Output for 5.0.0 - 5.0.5 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Fatal error: Declaration of Bar::check() must be compatible with that of Test::check() in /in/n3FZT on line 14
Process exited with code 255 . Output for 4.4.2 - 4.4.9 Parse error: syntax error, unexpected T_STRING in /in/n3FZT on line 3
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 Parse error: parse error, unexpected T_STRING in /in/n3FZT on line 3
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/n3FZT on line 3
Process exited with code 255 . preferences:dark mode live preview
249.67 ms | 401 KiB | 371 Q