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This article mainly explains "how to use asp+Ajax simple customer login verification function", the content of the article is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in depth, together to study and learn "how to use asp+Ajax simple customer login verification function" bar!

First, introduce the basic use of Ajax in Asp.Net

1. Introduce Ajax.dll file into the project.

Ajax.dll implements the implementation details of the XmlHttpRequest request server. Net project, add a reference to it, you can enter the

All right, the corresponding encapsulation operation.

2. Set HttpHandle in web.config

3. Add some references between and as follows:

II. Introduction to the main topic-user login authentication

1. Front desk Html:

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