1.Why we need javascript Library? Javascript is an awesome language. It’s super flexible.Browsers are the modern UI paradigm. The javascript Libraries now must provide a rich set of UI Widgets. javascript libraries: * JQuery * Qooxdoo * Dojo * Prototype.js * mootools * extjs 2. Why did you choose Ext JS? The overall design of extjs is exemplary.One can learn a lot from it’s unified architecture – no matter which language one is programming in. Extjs requires you to start with one of their base classes – ensuring a consitent model. Consistency is extremely important for the library to be reusable. a.Extjs documentation seems to be very comprehensive and well maintained. b.key aspect of the EXTJS Library is the cross-browser support. c.Build rich Internet applications with Ext JS d. Ext JS framework is the multitude of rich UI elements provided. These elements include forms, dialog boxes, tabs, trees, and grids. e.The Ext JS framework includes support for Ajax implementations. f.Ext J
A foundation you can build.