protected void InitFlowOpinion() { string AppInstanceID = Request.QueryString["AppInstanceID"] == null ? string.Empty : Request.QueryString["AppInstanceID"].ToString(); if (!string.IsNullOrEmpty(AppInstanceID)) { DataTable dt = WorkFlows.GetHrsLeaveOpinionListByAppInstanceID(AppInstanceID); Repeater1.DataSource = dt; Repeater1.DataBind(); } else { Repeater1.DataSource = null; Repeater1.DataBind(); } }