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select T_SavePath,T_FileName,T_NoteTitle from [T_Note_Info] where T_NoteID = (select MAX(T_NoteID) from [T_Note_Info] where T_NoteID<@T_NoteID)
select T_SavePath,T_FileName,T_NoteTitle from [T_Note_Info] where T_NoteID = (select MIN(T_NoteID) from [T_Note_Info] where T_NoteID>@T_NoteID)
<form id="form1" runat="server">
<div>
<table>
<tr>
<td>
<%=Title %>
</td>
</tr>
<tr>
<td>
<%=Content %>
</td>
</tr>
<tr>
<td>
<asp:Button ID="Button1" runat="server" Text="1" onclick="Button1_Click" />
<asp:Button ID="Button2" runat="server" Text="2" onclick="Button2_Click" />
<asp:Button ID="Button3" runat="server" Text="3" onclick="Button3_Click" />
</td>
</tr>
</table>
</div>
</form> public string Title = string.Empty;
public string Content = string.Empty;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
DataBind(0);
}
}
private void DataBind(int pageIndex)
{
var list = new[] {
new {Title="1",Content="标题1"},
new {Title="2",Content="标题2"},
new {Title="3",Content="标题3"}
}.ToList();
Title = list[pageIndex].Title;
Content = list[pageIndex].Content;
}
protected void Button1_Click(object sender, EventArgs e)
{
DataBind(0);
}
protected void Button2_Click(object sender, EventArgs e)
{
DataBind(1);
}
protected void Button3_Click(object sender, EventArgs e)
{
DataBind(2);
}
//下一条:
select top 1 from tb
where id > 知道的ID值
order by id asc
//上一条:
select top 1 from tb
where id < 知道的ID值
order by id desc