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What does xxx.action mean? Why not use it? XXX.HTML or XXX.JSP? ? ?

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http://zhidao.baidu.com/question/257921485.html

in struts A common convention of
is XXX.DO
. Specifically, you can retrieve the URL requested by struts action

, as long as the background can recognize it.
The .do and .action suffixes are usually used in struts

corresponds to the request in Struts in j2EE. Its request suffix is ​​generally .action or .do, and then redirects to the html or jsp page!

The action class defined in JAVA can be directly accessed