Extjs learning notes 4 toolbar and menu _ extjs

This article describes the commonly used and very simple tool bar and menu in desktop program development. However, it is not easy to implement the toolbar and menu in general web development, however, extjs allows us to develop web toolbar and menus using methods similar to desktop program development. The ToolBar is easy to use. The key is to add content to the ToolBar. By default, the ToolBar adds a Button, but you can actually add any component to the Toolbar. The following is an example:

The Code is as follows: