| Action | Keywords |
|---|---|
| Access or create a file. | Open |
| Close files. | Close, Reset |
| Control output appearance. | Format, Print, Print #, Spc, Tab, Width # |
| Copy a file. | FileCopy |
| Get information about a file. | EOF, FileAttr, FileDateTime, FileLen, FreeFile, GetAttr, Loc, LOF, Seek |
| Manage files. | Dir, Kill, Lock, Unlock, Name |
| Read from a file. | Get, Input, Input #, Line Input # |
| Return length of a file. | FileLen |
| Set or get file attributes. | FileAttr, GetAttr, SetAttr |
| Set read-write position in a file. | Seek |
| Write to a file. | Print #, Put, Write # |