Description: The operating system file management functions to achieve ① can achieve the following command:
login user login
dir column file directory
create create a file
delete delete files
Open to open the file
close Close the file
read read a file
write write file
② directory column lists the file name, physical address, the protection code, and file length.
The ③ source files can be read and write protection.
To Search:
File list (Check if you may need any files):
OS\Debug\dwp.obj
..\.....\fileM.exe
..\.....\fileM.obj
..\.....\fileM.pdb
..\.....\vc60.pdb
..\fileM.cpp
..\fileM.dsp
..\fileM.dsw
..\fileM.ncb
..\fileM.opt
..\fileM.plg
..\Debug
OS