begin
lOpenDialog := TSaveDialog.Create(nil);
lOpenDialog.Filter := 'Microsoft Excel Workbook(*.xls)|*.xls|All files (*.*)|*.*';
if lOpenDialog.Execute then
begin
if lOpenDialog.FileName<>'' then
begin
try
lDstSheet := TSheetDoc(DocView1.Doc).Sheet;
lExcelExp := TExcelExporter.Create(lDstSheet);
lExcelExp.ExportToFile(lOpenDialog.FileName);
//jsDialogs.ShowMsg('导出成功!','数据导出');