jQuery Ajax submit form query to obtain data example code_jquery

Look at an example of using jQuery to submit a form ajax query.
Basic functions: The user enters a form, enters the admission ticket and verification code, verifies whether the user has entered the form, clicks query submission, and then gets the returned data from the server and displays it.

The code is as follows:

jQuery part:

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htm part:

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Admission ticket number:

Verification code: