(PHP 4, PHP 5)
This function returns the ID which can be used to display the Zend logo using the built-in image.
Пример 1. zend_logo_guid() example
<?phpecho '<img src="' . $_SERVER['PHP_SELF'] . '?=' . zend_logo_guid() . '" alt="Zend Logo !" />';?>
See also php_logo_guid().