Use the project explorer to browse the contents of your current workspace.
The project explorer displays application components in a logical view, which simplifies browsing of the contents of your application.
It gives you a bird's-eye view of the components involved in your application at any point in time.
Open the project explorer from the activity bar.
The Outline view displays a symbol tree of the currently active editor. This view is useful for understanding the structure of a file or for navigating to a specific element in a file.
You can click on an element in the Outline view to open that element in the editor tab.
To open the Outline view, select Explorer: Focus on Outline View from the command palette.
The Outline view opens on the side of the IDE, within the Explorer view.
The Quick Access view allows you to open the most used funtions with one click.