(This project is a simple air ticket booking project source code. The server has been hung up, and the main interface diagram is directly annotated with the login logic. The whole style is relatively simple and fresh. The project seems to be a semi-finished product, and many pictures have not been replaced. The source code login registration time selection list has also been turned over to show these functions (but the server has been hung up, and there is no way to perform it... This data includes the following attachments:)