hphp/test/slow/yield/clone/g2.php

   1 <?php
   2 function foo($a1, &$a2) {
   3   $a1 += 10;
   4   $a2 += 100;
   5   yield $a1 * 10000 + $a2;
   6   $a1 += 20;
   7   $a2 += 200;
   8   yield $a1 * 10000 + $a2;
   9   $a1 += 30;
  10   $a2 += 300;
  11   yield $a1 * 10000 + $a2;
  12 }
  13 $a1 = 1;
  14 $a2 = -999999999;
  15 $x = foo($a1, $a2);
  16 $a2 = 2;
  17 $x->next();
  18 $y1 = clone $x;
  19 $y2 = clone $x;
  20 foreach ($y1 as $v) {
  21   $v1 = (int)($v / 10000);
  22   $v2 = $v % 10000;
  23   echo $v1 . " " . $v2 . "\n";
  24   ++$a2;
  25 }
  26 echo "--------\n";
  27 var_dump($a1, $a2);
  28 echo "========\n";
  29 foreach ($y2 as $v) {
  30   $v1 = (int)($v / 10000);
  31   $v2 = $v % 10000;
  32   echo $v1 . " " . $v2 . "\n";
  33   ++$a2;
  34 }
  35 echo "--------\n";
  36 var_dump($a1, $a2);
  37 echo "========\n";
  38 foreach ($x as $v) {
  39   $v1 = (int)($v / 10000);
  40   $v2 = $v % 10000;
  41   echo $v1 . " " . $v2 . "\n";
  42   ++$a2;
  43 }
  44 echo "--------\n";
  45 var_dump($a1, $a2);