# View layer View
The view layer of the frame is composed of WXML and WXSS Written and displayed by components.
The data of the logical layer is reflected into the view, and the events of the view layer are sent to the logical layer.
WXML(WeiXin Markup Language) Used to describe the structure of the page.
WXS(WeiXin Script) Is a set of scripting languages for Mini programs that combine WXML
You can create a page structure.
WXSS(WeiXin Style Sheet) Used to describe the style of the page.
assembly(Component)Is the basic building block of a view.