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Ext JS 4 Web Application Development Cookbook by Stuart Ashworth, Andrew Duncan

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Chapter 7. Working with the Ext JS Data Package

In this chapter, we will cover:

  • Modeling a data object
  • Loading and saving a Model using proxies
  • Loading cross-domain data with a Store
  • Associating Models and loading nested data
  • Applying validation rules to Models' fields
  • Grouping a Store's data
  • Handling Store exceptions
  • Saving and loading data with HTML5 local storage

Introduction

Ext JS 4 introduces a new comprehensive and extensive data package for modeling, storing, validating, and persisting your applications' data.

This chapter will cover the core topics to help you get a solid understanding of some of the components found in the Ext.data package. In particular, we will demonstrate Models, Stores, and proxies, and explain how each is used for working ...

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