从symfony2中的参数文件获取变量

Question

How to get a variable in symfony2 controller from parameters file app/config/parameters.yml .

parameters:
    host_name: www.mydomain.con

Answer 1

您可以这样做：

$this->container->getParameter('host_name');

Answer 2

Check this out

$this->container->getParameter('host_name');

And if you want in twig then try like below

Add in app/config/config.yml like: 

twig:
    globals:
    host_name: '%host_name%'

and in twig file use as normal variable like:

{{host_name}}

Enkoy!

Answer 3

你会得到这样的

$this->container->getParameter('host_name');