This document provides an overview of ExtJs, including what it is, where it came from, what it means, what it looks like, and how to get started. ExtJs is a JavaScript library for building rich internet applications using techniques like AJAX. It was originally developed as an extension to YUI but can now also extend jQuery and Prototype. The library supports major browsers and provides customizable UI widgets, components, and tools for building AJAX applications.

1. ExtJs
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2. contents
I. w is ExtJs ?
hat
II. where did it com from
e ?
III. w does it all m
hat ean?
IV. w does it look like?
hat
V. w to get som
ant e?
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3. w is ExtJs?
hat
ExtJS , also referred as EXT, is a cross-browser
JavaScript library for building rich internet
applications, using techniques such as AJAX,
DHTM and DOM scripting
L
originally built as an extension of YUI, Ext can now
also extend jQuery and Prototype. as of version
1.1, Ext can run stand-alone w ithout relying on any
of those external libraries, though they rem an
ain
option for integration
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4. w is ExtJs?
hat
Ext is :
high performance, custom izable UI widgets
w designed, docum
ell ented and extensible
Com ponent model
com ercial and Open Source licenses available
m
Ext JS s uppo rts all majo r we b bro ws e rs
inc luding :
Internet Explorer 6+ , FireFox 1.5+ (PC, M , ac)
Safari 3+, Opera 9+ (PC, M ac)
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5. where did it com from
e ?
in early 2006, Jac k S lo c um began w orking on a set
of extension utilities for the Yahoo! User Interface
(YUI) library. These extensions w quickly
ere
organized into an independent library of code and
distributed under the nam "yui-e xt”
e
by the end of the year, the library had gained so
m uch in popularity that the nam w changed
e as
sim to Ext
ply
the library officially hit version 1.0 on April 1, 2007
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6. w does it all m
hat ean?
as a client-side fram ork, Ext can run against
ew
any server platform that can process POST
requests and return structured data. com on
m
choices include PHP, Java, .NET and m any
m ore. there are server-side fram orks
ew
available for m popular platform that w
ost s ill
m ake your life m uch easier when
program ing under the AJAX application
m
m odel that Ext uses
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7. w does it look like?
hat
s o me s ample s
sim tasks, grid, layout m
ple anagers, toolbars and menu can
be found at the EXTJS website
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8. w does it look like?
hat
re s o urc e s
to learn m about EXTJS , please check out the
ore
follow resources:
ing
• EXTJS hom epage-http://extjs.com/products/extjs/
• EXTJS sam ples-
http://extjs.com/deploy/dev/examples/samples.html
• EXTJS W ikipedia
-http://en.wikipedia.org/wiki/Ext_(javascript_library)
• Various books on Am azon.com
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9. w to get som
ant e?
hello@momentumdesignlab.com
1.866.542.7124
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