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asp:GridView綁定數(shù)據(jù)庫及前臺空值處理!!

前臺:

 <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="false">
                <RowStyle HorizontalAlign="Center" />
                    <Columns>
                        <asp:BoundField DataField="MSG_TYPE" HeaderText="信息類別" />
                        <asp:BoundField DataField="MSG_TITLE" HeaderText="信息標(biāo)題" />
                        <asp:BoundField DataField="BIZ_TYPE" HeaderText="行業(yè)類型" />
                        <asp:BoundField DataField="PRD_NAMR" HeaderText="產(chǎn)品名稱" />
                        <asp:BoundField DataField="PRO_MODEL" HeaderText="產(chǎn)品型號" />
                        <asp:BoundField DataField="PRD_BRAND" HeaderText="產(chǎn)品品牌" />
                        <asp:BoundField DataField="PRD_PRI" HeaderText="產(chǎn)品價格" />
                        <asp:BoundField DataField="SELL_COUNT" HeaderText="供貨總數(shù)" />
                        <asp:BoundField DataField="FABU_TIME" HeaderText="發(fā)布時間" />
                        <asp:BoundField DataField="STOP_TIME" HeaderText="截止日期" />
                        <asp:BoundField DataField="" HeaderText="查看詳細(xì)信息" />
                    </Columns>
                <HeaderStyle BackColor="Aqua" />
              </asp:GridView>

后臺:

GridView1.DataSource = bizs.Get_Sell_Biz(0, 0, pagesiz, pagenum);//調(diào)用方法
        GridView1.DataBind();
        for (int i = 0; i < GridView1.Rows.Count; i++)//循環(huán)每一行,做對應(yīng)操作
        {
            GridView1.Rows[i].Cells[0].Text = biza.radio_name_Biz(Convert.ToInt32(GridView1.Rows[i].Cells[0].Text));
            if (GridView1.Rows[i].Cells[5].Text == "" || GridView1.Rows[i].Cells[5].Text == " ")
            {
                GridView1.Rows[i].Cells[5].Text = "未知";
            }
            if (GridView1.Rows[i].Cells[6].Text == "" || GridView1.Rows[i].Cells[6].Text == " ")
            {
                GridView1.Rows[i].Cells[6].Text = "未知";
            }
            if (GridView1.Rows[i].Cells[7].Text == "" || GridView1.Rows[i].Cells[7].Text == " ")
                GridView1.Rows[i].Cells[7].Text = "未知";
            if (GridView1.Rows[i].Cells[4].Text == "" || GridView1.Rows[i].Cells[4].Text == " ")
                GridView1.Rows[i].Cells[4].Text = "未知";
            GridView1.Rows[i].Cells[9].Text = Convert.ToDateTime(GridView1.Rows[i].Cells[9].Text).ToString("yyyy-MM-dd");
        }
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