Quick variable usage of the Symfony template _ php instance

This article mainly introduces the quick variable usage of the Symfony template, and analyzes three common methods for calling quick variables of the Symfony template in the form of simple examples, for more information about the quick variable usage of the Symfony template, see the examples in this article. We will share this with you for your reference. The details are as follows:

Some symfony variables can be directly used in the template. Using these shortcut variables, you can obtain some of the most common template information from the symfony object:

$ Sf_context: complete environment object (sfContext class instance)
$ Sf_request: request object (sfRequest class instance)
$ Sf_params: Request Parameter
$ Sf_user: current user session object (sfUser class instance)

Three common usage methods:

// 1. Long version <? Php echo $ sf_request-> getParameter ('Total')?> // 2. segment version <? Php echo $ sf_params-> get ('Total')?> // 3. Execute the following code echo $ request-> getParameter ('Total') in the action ')

I hope this article will help you design PHP programs based on the Symfony framework.