private async Task <IActionResult> ExportXls(byte[] fileContent, string description)
{
var datetime = DateTime.Now.ToString("yyyyMMddHHmmss");
var fileName = $"{description}导出{datetime}.xlsx";
using var sr = new MemoryStream(fileContent);
var file = new FormFile(sr, 0, fileContent.Length, fileName, fileName);
var r = await file.UploadToDb(_fileServices, XlsExportPath, fileName);
return(new JsonResult(r));
}
