hphp/test/quick/cgetm_ge.php

   1 <?hh
   2
   3 class ary implements ArrayAccess {
   4   private $c;
   5   public function __construct($c = 2) {
   6     $this->c = $c;
   7   }
   8   public function offsetExists($i) {
   9     return true;
  10   }
  11   public function offsetGet($i) {
  12     return $i * $this->c;
  13   }
  14   public function offsetSet($i, $v) {
  15   }
  16   public function offsetUnset($i) {
  17   }
  18 }
  19
  20 function init() {
  21   $GLOBALS['gArray'] = array(1, 2, 'bob', 'cat');
  22   $GLOBALS['gObj'] = new ary(4);
  23   $GLOBALS['gInt'] = 24;
  24   $GLOBALS['gStr'] = '01234567890';
  25 }
  26
  27 function main() {
  28   var_dump($GLOBALS['gArray'][2]);
  29   var_dump($GLOBALS['gObj'][6]);
  30   var_dump($GLOBALS['gInt'][1]);
  31   var_dump($GLOBALS['gStr'][3]);
  32
  33   $idx = array(2, 6, 1, 3);
  34   foreach (array('gArray', 'gObj', 'gInt', 'gStr') as $dyn) {
  35     var_dump($GLOBALS[$dyn][array_shift($idx)]);
  36   }
  37 }
  38 init();
  39 main();
  40
  41 function non_exist() {
  42   $a = $GLOBALS['doesnt_exist'][12];
  43   var_dump($a);
  44
  45   foreach ($GLOBALS as $k => $v) {
  46     if ($k == 'doesnt_exist') {
  47       echo "has key $k\n";
  48     }
  49   }
  50 }
  51
  52 non_exist();