Call the layout file in yii modules

In yii, if we use modules to distinguish the front and back ends, we need to use their own layout files in different modules. during use, we find that we often cannot call layout in modules, the following describes how to call modules correctly: 1 components/controller. the value of public $ layout is defined by default in PHP. Once the value is set here, layout cannot be correctly loaded to layout if the name of layout is different from that of the module layout, therefore, it is best to comment out such code and switch to the xxxxmodule of each modules. set the value of the control layout variable in the init method of PHP; 2 in the xxxxmodule of each modules. in PHP, The init method sets the value of the layout variable of modules in several ways: First, $ this-> layout = 'index'; second, $ this-> layout = '/layouts/Index'; third, $ this-> layout = 'xxx. views. layouts. index'; // XXX indicates the module ID. For the second method, if it is set to $ this-> layout = '// layouts/Index //, the layout of protected/View/layouts/index is loaded by default;