昔、別のスレッドの検証用に作ったサンプルですが、以下が参考になりませんか？
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Data" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
DataTable CreateDataTable()
{
DataTable dt = new DataTable();
DataRow dr;
dt.Columns.Add(new DataColumn("Code", typeof(Int32)));
dt.Columns.Add(new DataColumn("Name", typeof(string)));
dt.Columns.Add(new DataColumn("Price", typeof(Int32)));
for (int i = 0; i < 10; i++)
{
dr = dt.NewRow();
dr["Code"] = i;
dr["Name"] = "日本語 " + i.ToString();
dr["Price"] = 123000 * (i + 1);
dt.Rows.Add(dr);
}
return dt;
}
void Page_Load(Object sender, EventArgs e)
{
if (!IsPostBack)
{
GridView1.DataSource = CreateDataTable();
GridView1.DataBind();
}
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False">
<Columns>
<asp:BoundField DataField="Code" HeaderText="ID" />
<asp:BoundField DataField="Name" HeaderText="名前" />
<asp:BoundField DataField="Price" HeaderText="価格" />
<asp:TemplateField HeaderText="HyperLink">
<ItemTemplate>
<asp:HyperLink ID="HyperLink1"
runat="server"
Text='<%# Eval("Name") %>'
NavigateUrl='<%# "~/default.aspx?keyword=" + Server.UrlEncode((string)Eval("Name")) %>'
Target="_blank" />
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
</div>
</form>
</body>
</html>
