6
這是index.php
中的代碼,只有<?php
,但沒有?>
,這是我第一次看到類似這樣的代碼,有什麼理由?爲什麼php標籤在drupal中沒有關閉?
<?php
// $Id: index.php,v 1.94 2007/12/26 08:46:48 dries Exp $
/**
* @file
* The PHP page that serves all page requests on a Drupal installation.
*
* The routines here dispatch control to the appropriate handler, which then
* prints the appropriate page.
*
* All Drupal code is released under the GNU General Public License.
* See COPYRIGHT.txt and LICENSE.txt.
*/
require_once './includes/bootstrap.inc';
drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);
$return = menu_execute_active_handler();
// Menu status constants are integers; page content is a string.
if (is_int($return)) {
switch ($return) {
case MENU_NOT_FOUND:
drupal_not_found();
break;
case MENU_ACCESS_DENIED:
drupal_access_denied();
break;
case MENU_SITE_OFFLINE:
drupal_site_offline();
break;
}
}
elseif (isset($return)) {
// Print any value (including an empty string) except NULL or undefined:
print theme('page', $return);
}
drupal_page_footer();
對於那些不知道的人來說,這可能是值得說明的,你不希望意外的空白空間的原因是它是一個非常快捷的方式來結束'headers already sent'問題。 – 2009-11-23 09:15:33
它也被任何遵循[PSR-2](http://www.php-fig.org/psr/psr-2/)編碼標準的框架/庫使用。 – 2014-05-12 19:16:03