//切换actionResult
return RedirectToAction("Edit", "EngineeringCase", new { id = retValue.Value });
//切换actionResult
return RedirectToAction("Edit", "EngineeringCase", new { id = retValue.Value });切换controller 后面的最好不要用id参数，不然会根据路由规则改变
原文：https://www.cnblogs.com/Wilson6/p/8671138.html