There are two ways to jump in a Jsp (this is simply a way of not passing parameters):
<1><jsp:forward page= " URL " flush= " true " >(server-side jump)
<2>response.sendredirect ("url"); (client jump)
The difference between the two methods can be used to indicate:
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When the client jumps, directly by the client to jump to another page, in the URL address will not show the address after the jump, the server-side jump, the client will send a jump request to the client, there is a client to access the page to jump to, the URL address will now show the address after the jump.
This article is from the "Java" blog, so be sure to keep this source http://a001807.blog.51cto.com/9804844/1884061
The difference between server-side jump and client-side jump