delphi 計算檔案與當前時間差(天小時分鐘秒)
阿新 • • 發佈:2019-02-07
procedure TForm1.FormCreate(Sender: TObject);//窗體初始化
var
iFileHandle: Integer;
FileTime:TDateTime;
Days:Integer;
Hours:Integer;
Minutes:Integer;
Seconds:Integer;
begin
DataPath := ExtractFilePath(paramstr(0))+'data';
if FileExists(DataPath+'Local.rar') then
begin
iFileHandle:=FileOpen(DataPath+ 'LocalDataBase.rar', fmOpenRead);
FileTime := FileDateToDateTime(FileGetDate(iFileHandle));
FileClose(iFileHandle);
Days := DaysBetween(now,FileTime);
Hours:=HoursBetween(now,FileTime)-(Days * 24);
Minutes := MinutesBetween(now,FileTime)-((Days * 24 + Hours) * 60);
Seconds := SecondsBetween(now,FileTime)-(((Days * 24 + Hours)*60+Minutes) * 60);
Label1.Caption:='最後修改時間:'+
IntToStr(Days)+' 天'+
IntToStr(Hours)+' 小時'+
IntToStr(Minutes)+' 分'+
IntToStr(Seconds)+' 秒之前';
end;
end;
var
iFileHandle: Integer;
FileTime:TDateTime;
Days:Integer;
Hours:Integer;
Minutes:Integer;
Seconds:Integer;
begin
DataPath := ExtractFilePath(paramstr(0))+'data';
if FileExists(DataPath+'Local.rar') then
begin
iFileHandle:=FileOpen(DataPath+
FileTime := FileDateToDateTime(FileGetDate(iFileHandle));
FileClose(iFileHandle);
Days := DaysBetween(now,FileTime);
Hours:=HoursBetween(now,FileTime)-(Days * 24);
Minutes := MinutesBetween(now,FileTime)-((Days * 24 + Hours) * 60);
Seconds := SecondsBetween(now,FileTime)-(((Days * 24 + Hours)*60+Minutes) * 60);
IntToStr(Days)+' 天'+
IntToStr(Hours)+' 小時'+
IntToStr(Minutes)+' 分'+
IntToStr(Seconds)+' 秒之前';
end;
end;