ExtJS is an Ajax framework, is a javascript used to write for creating colorful web application interface on the client. ExtJS RIA can be used to develop applications that is rich AJAX clients, here are some of the application screenshots using ExtJS development:
(Wlr the blog application)
(ExtJS form controls)
(ExtJS pop-up effect of different themes)
ExtJS is a javascript used to write, primarily used for creating front-end user interface is a technology-independent front-end and back-end ajax framework. Therefore, we can put ExtJS used in applications .Net, Java, Php and other development languages in.
ExtJs beginning YUI-based technology, developed by a developer Jack Slocum, by referring to Java Swing and other mechanisms to organize the visual component, in terms of the application of CSS style UI interface, exception handling to the data analysis, not much can be regarded as a fine art have JavaScript client.
Reproduced in: https: //www.cnblogs.com/licheng/archive/2008/10/22/1317279.html