c#.net 动态读取走马灯代码实例分享

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原作者: [db:作者] 来自: [db:来源] 收藏邀请

前台html及js脚本：

[html]

<div> 
    <table border="0" cellpadding="0" cellspacing="0"> 
        <tr> 
            <td bgcolor="#CC66FF"  
                style="WIDTH: 990px; HEIGHT: 5px; BACKGROUND-COLOR: #ffffff; text-align: center;"> 
            </td> 
        </tr> 
        <tr> 
            <td style="BORDER-RIGHT: #cccc99 1px solid; BORDER-TOP: #cccc99 1px solid; BORDER-LEFT: #cccc99 1px solid; WIDTH: 990px; BORDER-BOTTOM: #cccc99 1px solid"> 
                <table border="0" cellpadding="0" cellspacing="0"> 
                    <tr> 
                        <td style="WIDTH: 990px; BACKGROUND-COLOR: #ffffff"> 
                            <div style="WIDTH: 990px; HEIGHT: 139px"> 
                                <div id="demo"  
                                    style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; OVERFLOW: hidden; WIDTH: 100%; COLOR: #ffffff; PADDING-TOP: 0px"> 
                                    <table align="left" border="0" cellpadding="0" cellspace="0" cellspacing="0"  
                                        style="WIDTH: 900px; HEIGHT: 139px"> 
                                        <tr> 
                                            <td id="demo1" valign="top"> 
                                                <table border="0" cellpadding="0" cellspacing="0" width="2000"> 
                                                    <tr> <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label> 
                                                        </tr> 

                                                </table> 
                                            </td> 
                                            <td id="demo2" valign="top"> 
                                            </td> 
                                        </tr> 
                                    </table> 
                                </div> 
<SCRIPT __designer:dtid="3377854339350821"> 
var speed3=1//速度数值越大速度越慢 
demo2.innerHTML=demo1.innerHTML 
function Marquee(){ 
if(demo2.offsetWidth-demo.scrollLeft<=0) 
demo.scrollLeft-=demo1.offsetWidth 
else{ 
demo.scrollLeft++ 
} 
} 
var MyMar=setInterval(Marquee,speed3) 
demo.onmouseover=function() {clearInterval(MyMar)} 
demo.onmouseout=function() {MyMar=setInterval(Marquee,speed3)} 
</SCRIPT> 
                                </div> 
                        </td> 
                    </tr> 
                </table> 
            </td> 
        </tr> 
        <tr> 
            <td style="WIDTH: 100px; HEIGHT: 5px"> 
            </td> 
        </tr> 
    </table> 
</div> 

cs页的代码：

[csharp]

复制代码代码如下:

dal_Collection dc = new dal_Collection();
Label1.Text = dc.GetIndexZouMaDeng();

dal_Collection.GetIndexZouMaDeng()的代码：

[csharp]

复制代码代码如下:

using System.Text;

[csharp]

复制代码代码如下:

public string GetIndexZouMaDeng() 
    { 

        StringBuilder res = new StringBuilder(); 
        DataTable dt0 = GetNewsPageDB("select top 10  CN_Id, CN_Title,CN_Intro,CN_Url,CN_Uid,CN_Times from Collection order by CN_Times desc"); 
        if (dt0.Rows.Count == 0) 
        { 
            res.Append("暂无相关数据！"); 
        } 
        else 
        { 
            for (int i = 0; i < dt0.Rows.Count; i++)//参见【注释1】 
            { 
                res.Append("<td align=\"center\" height=\"139\" width=\"184\"><img height=\"135\" src=\"" + dt0.Rows[i][3].ToString().Substring(2) + "\" width=\"180\" /></td>"); 

            } 
            if (dt0.Rows.Count <= 6) 
            { 
                res.Append(res.ToString()); 
            } 
        } 

        return res.ToString(); 
    } 