Knockout.js
Building Dynamic Client-Side Web Applications
1st Edition
Published on 9. December 2014
102 pages
978-1-4919-1433-5 (ISBN)
Description
Use Knockout.js to design and build dynamic client-side web applications that are extremely responsive and easy to maintain. This example-driven book shows you how to use this lightweight JavaScript framework and its Model-View-ViewModel (MVVM) pattern. Youll learn how to build your own data bindings, extend the framework with reusable functions, and work with a server to enhance your client-side application with persistence. In the final chapter, youll build a shopping cart to see how everything fits together.If youre a web developer with experience in JavaScript, HTML, and CSS, youre ready for Knockout.Learn how to create a ViewModelBind HTML data and attributes, and CSS classes and stylesUnderstand data binding in Knockouts context hierarchyUse properties that change dynamically through user interactionWork with forms by using several different bindingsBind multiple ViewModels on a single pageExtend or attach custom functions to observablesPerform server-side interactions with jQueryMap a JavaScript object or apply JSON data to a new object
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01/2015
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Content
- Intro
- Table of Contents
- Preface
- Dynamic Client-Side Applications
- Installing KnockoutJS
- Conventions Used in This Book
- Using Code Examples
- Safari® Books Online
- How to Contact Us
- Acknowledgments
- Chapter 1. Getting Started with KnockoutJS
- Data Binding Syntax
- Data Binding Example
- What Is MVVM
- Creating a ViewModel
- Object-Oriented ViewModels
- ViewModels with Parameters
- Chapter 2. The Ins and Outs of Data Binding
- Binding HTML Data
- Binding HTML Attributes, CSS Classes, and CSS Styles
- Condition-Based Data Binding
- Chapter 3. Understanding the Data Binding Context
- foreach Binding
- foreach Callbacks (Events)
- with Binding
- Chapter 4. Dynamically Changing Properties
- Defining an Observable
- pureComputed Observables
- Showing and Hiding Elements
- Adding and Removing Elements
- When to Use Observables
- Chapter 5. Working with Forms
- Form Data Bindings
- Event Data Bindings
- Listening for Changes
- Unobtrusive Form Validation
- Chapter 6. Multiple ViewModels, Custom Data Bindings, and Templates
- Binding Multiple ViewModels
- Binding to a WYSIWYG Editor
- Binding to a Knockout Template
- Chapter 7. Enhancing Observables
- Extending Observables
- Adding Custom Functions to Observables
- Rate-Limiting Observables
- Chapter 8. Server-Side Interaction
- Sending Data
- Receiving Data
- Chapter 9. The Mapping Plugin
- Map from an Object
- Map from JSON (or a Server)
- Observing and Ignoring Specific Properties
- Chapter 10. A Practical Example
- Building a Shopping Cart
- Chapter 11. Next Steps
- The Simplicity of Knockout
- The User's Context
- Page Reloads for Content Updates
- Conclusion
- Index
- About the Author
