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This article mainly explains "how to understand Ajax cross-domain Session and cross-domain access". The content of the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "how to understand Ajax cross-domain Session and cross-domain access".

one。 With regard to ajax cross-domain requests, it is always unsuccessful to use jsonp. Although data can be returned, an error is reported at error. The reason is that the returned data format is not in jsonp format. But requests constructed in C # can return data.

two。 It is certain that a third-party ajax request cannot get the session of your current user.

The task is like this, Alipay's page returns the notify page (this page is accessed asynchronously), and my C# processing has a processing module, which needs to judge that if you have logged in, add points and other operations, the result is always can not get session data, but clearly logged in ah. The misunderstanding here is that our current domain must have been logged in, but there is no login for the asynchronous request on Alipay.

Thank you for your reading. the above is the content of "how to understand Ajax cross-domain Session and cross-domain access". After the study of this article, I believe you have a deeper understanding of how to understand Ajax cross-domain Session and cross-domain access, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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