1. Prerequisites for learning ExtJS
1. Javascript
2. JSON (XML for weight loss)
3. Java (C#)
4. Web Services
5. HTML DOM
6. AJAX
2. Configure ExtJS running environment
1. CSS file: resourcescssext-all.css
2. Underlying support file: adapterextext-base.js
3. Environment file ：ext-all.js
Official website address http://www.extjs.com
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