The About Sub-Application

Learn how to implement the “About” page for the project using a sub-application.

Since we want to learn about switching sub-applications, we’ll need to add another sub-application to our ContactManager application in addition to our ContactsApp. Our new sub-application will be the AboutApp. All it will do is display a static message at the #about URL fragment.

Note: If you need to revisit the details, refer to the implementation of the ContactsApp and the related explanations in the “Structuring Code with Modules” and the “Implementing Routing” chapters.

First, we add a template to index.html:

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