January 2014
Intermediate to advanced
408 pages
13h 12m
English
This chapter covers
To create a real-world application, you need a way to persist data. Data persistence allows users of your application to access data between sessions, so the data should be stored on a medium that enables it to be accessed after your application has been stopped and started again.
Data persistence can happen by updating or retrieving the data from the components on screen using Ajax techniques if you’re implementing simple applications. But if you’re creating an Ext JS application that involves advanced interaction logic on the client side, you can use the functionality available in the Ext JS data store.