来自Delphi帮助This example copies a specified file into the same directory as the application.procedure TForm1.Save1Click(Sender: TObject);var NewFileName: string; Msg: string; NewFile: TFileStream; OldFile: TFileStream; begin NewFileName := ExtractFilePath(Application.ExeName) + ExtractFileName(Edit1.Text); Msg := Format('Copy %s to %s?', [Edit1.Text, NewFileName]); if MessageDlg(Msg, mtConfirmation, mbOKCancel, 0) = mrOK then begin OldFile := TFileStream.Create(Edit1.Text, fmOpenRead or fmShareDenyWrite); try NewFile := TFileStream.Create(NewFileName, fmCreate or fmShareDenyRead); try NewFile.CopyFrom(OldFile, OldFile.Size); finally FreeAndNil(NewFile); end; finally FreeAndNil(OldFile); end; end;end;
NewFileName: string;
Msg: string;
NewFile: TFileStream;
OldFile: TFileStream;
begin
NewFileName := ExtractFilePath(Application.ExeName) + ExtractFileName(Edit1.Text);
Msg := Format('Copy %s to %s?', [Edit1.Text, NewFileName]);
if MessageDlg(Msg, mtConfirmation, mbOKCancel, 0) = mrOK then
begin
OldFile := TFileStream.Create(Edit1.Text, fmOpenRead or fmShareDenyWrite);
try
NewFile := TFileStream.Create(NewFileName, fmCreate or fmShareDenyRead); try
NewFile.CopyFrom(OldFile, OldFile.Size);
finally
FreeAndNil(NewFile);
end;
finally
FreeAndNil(OldFile);
end;
end;end;