hphp/test/slow/keyset/to-keyset.php

   1 <?hh
   2
   3 function gen() :AsyncGenerator<mixed,mixed,void>{
   4   yield 'a' => 'b';
   5   yield '1' => 'one';
   6   yield 1 => 'ONE';
   7 }
   8
   9
  10 <<__EntryPoint>>
  11 function main_to_keyset() :mixed{
  12 $arr = dict['q' => 'r', 1 => 'un', '1' => 'uno'];
  13
  14 var_dump(keyset(new ArrayIterator($arr)));
  15 var_dump(keyset(gen()));
  16 var_dump(keyset(Map {1 => 1, '2' => 2, '3' => 's', 3 => 'i'}));
  17 var_dump(keyset(Vector {1, 2, 3, 4, 5, 6}));
  18 var_dump(keyset(Set {1, '2', '3', 3}));
  19 var_dump(keyset(Pair {1, '1'}));
  20
  21 $x = HH\keyset<>;
  22 var_dump($x(Map {1 => 1, '2' => 2, '3' => 's', 3 => 'i'}));
  23 var_dump($x(Vector {1, 2, 3, 4, 5, 6}));
  24 var_dump($x(Set {1, '2', '3', 3}));
  25 var_dump($x(Pair {1, '1'}));
  26 }