public partial class Demo19 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (Page.IsPostBack == false)
{
BindData();
}
}

public void BindData()
{
string strSql = "select UserID,C_Name,E_Name,UpdataDate,QQ from Demo_User ";
DataTable dt = SqlHelper.ExecuteDataset(SqlHelper.CONN_STRING, CommandType.Text, strSql, null).Tables[0];

GridView.DataSource = dt;
GridView.DataKeyNames = new string[] { "UserID" };//主键
GridView.DataBind();
}

protected void GridView_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
GridView.PageIndex = e.NewPageIndex;
BindData();
}

protected void GridView_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
//鼠标经过时，行背景色变
e.Row.Attributes.Add("onmouseover", "this.style.backgroundColor='#00A9FF'");
//鼠标移出时，行背景色变
e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor='#FFFFFF'");
}
}
}

<table align="center" bgcolor="#c0de98" border="0" cellpadding="0" cellspacing="1" width="99%">
<tr>
<th colspan="2">
GridView演示</th>
</tr>
<tr>
<td colspan="2" style="width: 100%;" >
<asp:GridView ID="GridView" runat="server" Width="100%" AutoGenerateColumns="False" AllowPaging="True" OnPageIndexChanging="GridView_PageIndexChanging" PageSize="12" OnRowDataBound="GridView_RowDataBound" >
<Columns>
<asp:BoundField DataField="UserID" HeaderText="UserID" />
<asp:BoundField DataField="C_Name" HeaderText="中文名字" />
<asp:BoundField DataField="E_Name" HeaderText="英文名字" />
<asp:BoundField DataField="QQ" HeaderText="QQ" />
<asp:BoundField DataField="UpdataDate" HeaderText="更新时间" />
</Columns>
<RowStyle HorizontalAlign="Center" />
<PagerStyle HorizontalAlign="Right" />
</asp:GridView>
</td>
</tr>
</table>