存在提示是否覆蓋？是，否

<div style="display:none">
        <p>
            <input id="txthidden" type="hidden" runat="server" />
        </p>
        <asp:Button ID="btnhidden" runat="server" Text="btncancel"
            onclick="btnhidden_Click" />
            </div>

 

 

 

 if (ds.Rows.Count > 0)
        {
            string js = string.Format("document.getElementById('{0}').value=confirm('您已提交過此表，是否覆蓋?'); document.getElementById('{1}').click();", this.txthidden.ClientID, this.btnhidden.ClientID);
            ClientScript.RegisterStartupScript(GetType(), "confirm", js, true);
        }

 

 

protected void btnhidden_Click(object sender, EventArgs e)
    {
        string result = this.txthidden.Value.ToLower() == "true" ? "是" : "否";
        #region 是的操作
        if (result == "是")
        {

        代碼

        }
         else
        {

        代碼

        }
    }