asp.net StringBuilder的用法 实例代码

public static string ShowNewMsg()
{
string Pic1 = "images/yzdp-_15.gif";
string Pic2 = "images/yzdp-_18.gif";
string Pic3 = "images/yzdp-_20.gif";
string Pic4 = "images/yzdp-_22.gif";
string Pic5 = "images/yzdp-_24.gif";
string Pic6 = "images/yzdp-_26.gif";
string Pic7 = "images/yzdp-_28.gif";
string Pic8 = "images/yzdp-_30.gif";
string Pic9 = "images/yzdp-_32.gif";
string Pic10 = "images/yzdp-_34.gif";
BJMsgInfo Info = new BJMsgInfo();
Info.Version = "cn";
Info.IsNew = true;
DataTable dt = WebManager.List(Info, "BJUserInfoMsg", "top 10 UserID,Title,UserTitle,UserType,yzfd,CompanyName,yzpl,yzfw,yzzl,UserPic,Comments,CreateTime,MsgInfo,Category", "&isnew", "[OrderNo]");
StringBuilder Builder = new StringBuilder();
if (dt.Rows.Count > 0)
{
for (int i = 0; i < dt.Rows.Count; i++)
{
Builder.Append("<table width=100% border=0 cellspacing=0 cellpadding=0> <tr>");
Builder.Append("<td width=6% align=left valign=middle>");
Builder.Append("<img ");
if (i == 0)
{
Builder.AppendFormat("src={0}", Pic1);
}
else if (i == 1)
{
Builder.AppendFormat("src={0}", Pic2);
}
else if (i == 2)
{
Builder.AppendFormat("src={0}", Pic3);
}
else if (i == 3)
{
Builder.AppendFormat("src={0}", Pic4);
}
else if (i == 4)
{
Builder.AppendFormat("src={0}", Pic5);
}
else if (i == 5)
{
Builder.AppendFormat("src={0}", Pic6);
}
else if (i == 6)
{
Builder.AppendFormat("src={0}", Pic7);
}
else if (i == 7)
{
Builder.AppendFormat("src={0}", Pic8);
}
else if (i == 8)
{
Builder.AppendFormat("src={0}", Pic9);
}
else if (i == 9)
{
Builder.AppendFormat("src={0}", Pic10);
}
Builder.Append(" width=15 height=12 />");
Builder.Append("</td><td width=94% align=left valign=middle>");
//<a href="qbdp.aspx?CompanyName=<%#Eval(" href="qbdp.aspx?CompanyName=<%#Eval("CompanyName") %>"><%#Eval("CompanyName")%></a>
Builder.Append(" <a href=");
Builder.Append(" href=");
Builder.Append("qbdp.aspx?");

Builder.AppendFormat("CompanyName={0}", dt.Rows[i][5].ToString());

Builder.Append("</a>");
Builder.AppendFormat("     {0}", dt.Rows[i][5].ToString());
Builder.Append("</td></tr></table>");
}

}
return Builder.ToString();
//DLNewMsgInfo.DataSource = dt.DefaultView;
//DLNewMsgInfo.DataBind();
}