3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php interface Thing { function stuff($arg); } class Foo implements Thing { function stuff($arg, $extra_arg) { } }
Output for 7.0.0 - 7.1.0
Fatal error: Declaration of Foo::stuff($arg, $extra_arg) must be compatible with Thing::stuff($arg) in /in/Nk24U on line 6
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Declaration of Foo::stuff() must be compatible with Thing::stuff($arg) in /in/Nk24U on line 6
Process exited with code 255.
Output for 5.2.3 - 5.3.29
Fatal error: Declaration of Foo::stuff() must be compatible with that of Thing::stuff() in /in/Nk24U on line 6
Process exited with code 255.
Output for 5.0.0 - 5.2.2
<br /> <b>Fatal error</b>: Declaration of Foo::stuff() must be compatible with that of Thing::stuff() in <b>/in/Nk24U</b> on line <b>6</b><br />
Process exited with code 255.
Output for 4.4.2 - 4.4.9
<br /> <b>Parse error</b>: syntax error, unexpected T_STRING in <b>/in/Nk24U</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
<br /> <b>Parse error</b>: parse error, unexpected T_STRING in <b>/in/Nk24U</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error in <b>/in/Nk24U</b> on line <b>3</b><br />
Process exited with code 255.