add bitset operations and tests

[hiphop-php.git] / hphp / test / slow / ext_array / 1768.php

<?php

function f(&$val,$key) {
  echo "k=$key v=$val\n";
  $val = $val + 1;
}
$arr = array(0,1,2);
array_walk($arr,'f');
var_dump($arr);