(This project is the source code of a project about the curriculum. The main interface only needs a My Course interface. Click the arbitrary form to fill in the courses from Monday to Friday, with a maximum of 8 courses per day. When saving, the mailbox will verify the validity. I corrected the problem in the regular verification of the mailbox at the beginning, and the input method box cannot be popped up in other email sending interfaces to compare the egg pain. This data includes the following attachments:)