{Files AND folders
 Copy/move/rename file operations
To rename file you can use RenameFile function.
To copy file you can use CopyFile function.
To move file you can use CopyFile or MoveFile function.
}
RenameFile('Oldname', 'Newname');
CopyFile(PChar('Oldname'), PChar('Newname'), False);
MoveFile(PChar('Oldname'), PChar('Newname'));