In this section, you will learn about the menu and how to create it in dojo.
Menu: This is the widget models a context menu, otherwise known as a right-click or popup menu, and it appears in a ComboButton and DropDownButton widgets. If you click on the right button of the mouse then popup menu is appeared on the screen.
MenuItem widgets are an actual items in the menu. The PopupMenuItem is a MenuItem, but it displays a submenu or other widget to the right . A PopupMenuItems always have two child nodes: a tag with the displayed label (Using SPAN tag), and a widget to be popped up, typically a dijit.Menu widget