Book Image

Ionic Cookbook - Third Edition

By : Singh
Book Image

Ionic Cookbook - Third Edition

By: Singh

Overview of this book

Ionic is the preferred choice for JavaScript developers to develop real-time hybrid applications. This book will get you started with Ionic 3.9 and help you create Angular 5 components that interact with templates. You will work with Ionic components and find out how to share data efficiently between them. You'll discover how to make the best use of the REST API to handle back-end services and then move on to animating your application to make it look pretty. You then learn to add in a local push notification in order to test the app. Then you'll work with Cordova to support native functionalities on both iOS and Android. From there, you'll get to grips with using the default themes for each platform and customizing your own. We then take you through the advanced Ionic features like lazy loading, deep linking, localizing ionic apps etc. Finally, you'll see how best to deploy your app to different platforms. This book will solve all your Ionic-related issues through dedicated recipes that will help you get the best out of Ionic.
Table of Contents (12 chapters)

Lazy loading in Ionic

Web applications have become bigger and more complex day by day. We have a web version of Photoshop now, and there are even more complex applications that exist on the web. The web was not conceived for these kinds of applications. If your application is very big, and you are loading your whole application at the first load, chances are that your application has bad performance. What if you can load only that part of JavaScript that is required for that particular page/view? This is where lazy loading comes in. Lazy loading is the process of loading only part of an application that a user wants to see. You can lazy load not only JavaScript but also CSS.

In Angular, you can do lazy loading using router configuration. However, Ionic doesn't have Angular router or router config. In this recipe, you will learn how to do lazy loading in Ionic.

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