3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class a { function foo($a){} } class b extends a { function foo($a, b ...$b){} } class c extends a { function foo($a, c $c){} }
Output for 7.0.0 - 7.2.0
Warning: Declaration of c::foo($a, c $c) should be compatible with a::foo($a) in /in/WTgGC on line 13
Output for 5.6.8 - 5.6.28
Strict Standards: Declaration of c::foo() should be compatible with a::foo($a) in /in/WTgGC on line 13
Output for 5.4.0 - 5.5.35
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/WTgGC on line 8
Process exited with code 255.
Output for 5.3.19 - 5.3.29
Parse error: syntax error, unexpected '.', expecting '&' or T_VARIABLE in /in/WTgGC on line 8
Process exited with code 255.