hphp/test/quick/interface4.php

   1 <?hh
   2
   3 // disable array -> "Array" conversion notice
   4 error_reporting(error_reporting() & ~E_NOTICE);
   5
   6 interface I {
   7   function foo($x, $y=0);
   8 }
   9 interface J {
  10   function foo($x, $y);
  11 }
  12 interface K {
  13   function foo($x, $y=0, array $z);
  14 }
  15 interface L {
  16   function foo($x, $y, array $z=null);
  17 }
  18 interface M {
  19   function foo($x, $y=0, array $z=array());
  20 }
  21 class C implements I, J, K, L, M {
  22   public function foo($x, $y=0, array $z=null, array $a=null) {
  23     echo "$x $y $z\n";
  24   }
  25 }
  26 $obj = new C;
  27 $obj->foo(1);
  28 $obj->foo(1, 2);
  29 $obj->foo(1, 2, null);
  30 $obj->foo(1, 2, array());