public IActionResult Delete(int id)
{
var entity = _context.Administrators.Single(x => x.Id == id);
if (entity == null)
{
return(RedirectToAction("Error", "Home", new { message = $"無管理者資料" }));
}
var metaData = AdministratorMD.ToMetaData(entity);
return(View(metaData));
}