3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class faz {} class baz extends faz {} interface foo { public function doit(faz $param); } class boo implements foo { public function doit(baz $param) { echo false; } } $test = new boo(); $test->doit(new baz());
Output for 7.0.0 - 7.1.0
Fatal error: Declaration of boo::doit(baz $param) must be compatible with foo::doit(faz $param) in /in/3UCkY on line 11
Process exited with code 255.
Output for 5.4.0 - 5.6.21
Fatal error: Declaration of boo::doit() must be compatible with foo::doit(faz $param) in /in/3UCkY on line 11
Process exited with code 255.
Output for 5.2.3 - 5.3.29
Fatal error: Declaration of boo::doit() must be compatible with that of foo::doit() in /in/3UCkY on line 11
Process exited with code 255.
Output for 5.0.0 - 5.2.2
<br /> <b>Fatal error</b>: Declaration of boo::doit() must be compatible with that of foo::doit() in <b>/in/3UCkY</b> on line <b>11</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/3UCkY</b> on line <b>7</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/3UCkY</b> on line <b>7</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/3UCkY</b> on line <b>7</b><br />
Process exited with code 255.