C language library management system concise version

DOS interface library management system, the specific contents are as follows

The program is divided into two parts: administrator operation (including books, deleting books, etc.) and member operation (registration, borrowing, returning books, etc.);

1. Administrator operation interface

2. Member operation interface

global. H header file: (only one prepared header file is used in the program, where all interface functions, header files to be used and the definition of structure are stored)

Main program: main C) documents:

The following are the function implementations of each functional module:

1. Output interface (select login interface)

2. Administrator login program (fixed password login is selected here, init_code is the initial password. Of course, you can change the password yourself)

3. Member login procedure (login with account password. If there is no account, you can register yourself)

4. File operation (read in and write in, only the file operation of member information is posted here, and the file operation of book collection is similar)

5. Member registration procedure (scan the registry first, and return failure if it has been registered. Registration is to add member information to the file)

6. Member cancellation and password modification

Most of the programs operated by the administrator are similar to those operated by members. Only one book sorting operation is posted here

7. Book sorting

The above is the whole content of this article. I hope it will be helpful to your study, and I hope you can support programming tips.