PHP Globals micro optimization

gistfile1.php

/*
foreach ($GLOBALS as $field => $value)
{
	if (!in_array($field, array('_ENV', '_POST', '_GET', '_SERVER', '_FILES', '_REQUEST', 'GLOBALS', '_COOKIE')))
	{
		$data[$field] = $value;
	}
}
*/
	
/*
 * The following code is ~30% faster than the above (and doesn't call in_array() 140+ times)
 * 
 * -Kyle
 */
foreach (preg_grep('/^(_(COOKIE|ENV|FILES|GET|POST|REQUEST|SERVER)|GLOBALS)$/', array_keys($GLOBALS), PREG_GREP_INVERT) as $field => $value)
{
	$data[$value] = $GLOBALS[$value];
}