06c04-2.php

介绍PHP5的给类型函数应用

<?php
// A function that will multiply numbers by a number passed in via a form:
$refactor = create_function('$i', 'return $i * '.$_REQUEST['factor'].';');

// Now call this on a number - If factor was 2.2, it would return 11
echo $refactor(5);
?>