Introduction - If you have any usage issues, please Google them yourself
Origin information to prepare a student record book, each student information, including: student number, name, place of origin. Specific functions: (1) create a message list and save the file to disk (2) read the disk file and shows the origin information for all students (3) The number or school name to inquire about their origin (4), a native query and the output of the origin of all students (5) can add, delete, and modify student origin information (6) shows that students from Sichuan from Sichuan and non-information and can save, respectively.