GetParentDirectory

//returns the parent directory for the
//provided "path" (file or directory)
function GetParentDirectory(path : string) : string;
begin
result := ExpandFileName(path + '\..')
end;

Returns the full path of a file name with the network drive portion in UNC format.

Unit

Sysutils

Category

file name utilities

function ExpandUNCFileName(const FileName: string): string;