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