Ext JS 4.0.7 - Sencha DocsWhat’s New We have also been posting summaries of new features and changes to our blog: Drawing & Charting Anatomy of a Model Data Package Dynamic Loading and the New Class System Learn more on sencha.com API Docs Upgrading First, check out our overview guide to see what has changed. Sencha also offers training courses and professional services for companies wishing to use Ext JS 4.
