{获得磁盘驱动器序列号}
function Get_HD_Serial(const Drivedir: Char): string;
var
Nu: DWORD;
Vf: DWORD;
VolumeInfo: array[0..MAX_PATH] of Char;
V_n: DWORD;
begin
GetVolumeInformation(PChar(Drivedir + ':\'), nil, SizeOf(VolumeInfo), @V_n,Nu, Vf, nil, 0);
Result := Format('%x-%x',[HiWord(V_n),LoWord(V_n)]);
// Result := Format('%8.0X', [V_n])
end;
//格式化硬盘卷标ID号会改变
调用
Caption:=Get_HD_Serial('c') ;