Creating a basic type
You can create a Basic Type through a Class Diagram or a Modeler pane.
To create a basic type through a class diagram:
1. On the Class Diagram tab, click the 
Basic Type button, and then click on the diagram in free space or within a Package.
Basic Type button, and then click on the diagram in free space or within a Package.If you click within a Package on the diagram, the Basic Type is created as a child item of that Package.
2. Type the name of the Basic Type, and then press the Enter key.
To create a basic type through a Modeler pane:
1. In a Modeler pane, locate the item that is to own the Basic Type, that is, a Package or the Model.
2. Right-click the Package or Model, and select > > > .
3. Type the name of the Basic Type, and then press the Enter key.