var where = "";
var ajaxurl = "";$().ready(function () {var indexs = 1;if ($("#hdwhere").val() == null) {}else {where = $("#hdwhere").val();}ajaxurl = "ashx/Pages.ashx";Init(indexs);$(".UpPage").click(function () {if (indexs > 1) {indexs--}Init(indexs);});$(".DownPage").click(function () {if (indexs < $("#lbPages").text()) {//判断小于总页数indexs++;}Init(indexs);});$(".FirstPage").click(function () {Init(1);});$(".LastPage").click(function () {Init($("#lbPages").text());});
});
function Init(ind) {$.ajax({type: "GET",dataType: "json",url: ajaxurl, //目标地址(页面代码会在下面呈上)data: { "pageIndex": ind, "where": where }, //要发送的数据 beforeSend: function () {//            alert("准备发送");
        },success: function (json) {var result = json.ShowData;var tbody = "";//            $(".block_topic_content").html("");var $str;$(".block_topic_content").remove();$.each(result, function (i, n) {alert(i);$str = $("<tr class='block_topic_content'><td class='persontablerow'>" + n.EmployeeID + "</td><td class='persontablerow'>" + n.FName + "</td><td class='persontablerow'>" + n.FDepartName + "</td><td class='persontablerow'>" + n.FPosition + "</td><td class='persontablerow'>" + n.FPhoneNum + "</td><td class='persontablerow'><a href='#'>查看</a> | <a href='#'>修改</a> | <a href='#'>删除</a></td></tr>");$(".block_topic_title").after($str);});$("#lbNowPage").text(ind);},complete: function (data, textStatus) {//HideLoading();
        },error: function (data, textStatus) {//请求出错处理
        }});
}

<table width="96%" border="0" cellspacing="0" cellpadding="0"><tr class="block_topic_title"><td width="15%" class="persontable">员工编号</td><td width="15%" class="persontable">姓名</td><td width="15%" class="persontable">部门</td><td width="15%" class="persontable">职务</td><td width="20%" class="persontable">联系方式</td><td width="20%" class="persontable">操作</td></tr><tr><td class="persontablebottom" colspan="6><div style="float:left;margin-left:20px;"><a href="javascript:void(0);" class="FirstPage">首页</a></div><div style="float:left;margin-left:20px;"><a href="javascript:void(0);" class="UpPage">上一页</a></div><div style="float:left;margin-left:20px;"><a href="javascript:void(0);" class="DownPage">下一页</a></div><div style="float:left;margin-left:20px;"><a href="javascript:void(0);" class="LastPage">尾页</a></div></td></tr>
</table>

private string constr = System.Web.Configuration.WebConfigurationManager.ConnectionStrings["OADBConnectionString"].ConnectionString;//数据库连接字符串string where = "";public void ProcessRequest(HttpContext context){//去掉页面缓存context.Response.Buffer = true;context.Response.ExpiresAbsolute = DateTime.Now.AddDays(-1);context.Response.AddHeader("pragma", "no-cache");context.Response.AddHeader("cache-control", "");context.Response.CacheControl = "no-cache";context.Response.ContentType = "text/plain";context.Response.Charset = "UTF-8";where = context.Request.Params["where"].ToString();int pageindex = string.IsNullOrEmpty(context.Request.Params["pageIndex"].ToString()) ? 1 : Convert.ToInt32(context.Request.Params["pageIndex"].ToString());DataSet ds = GetList(pageindex, where);string jsonData = DataTableToJSON(ds.Tables[0], "ShowData");//输入json格式数据
            context.Response.Write(jsonData);}public bool IsReusable{get{return false;}}/// <summary>/// 分页获取数据列表/// </summary>private DataSet GetList(int pageindex, string where){//创建数据库连接池SqlConnection co = new SqlConnection(constr);//打开连接池
            co.Open();SqlCommand commands;commands = new SqlCommand("select count(*) from T_Persons", co);//数据总记录数int totalcounts = Convert.ToInt32(commands.ExecuteScalar());//自定义每页大小为5条数据int pagesize = Convert.ToInt32(ConfigurationManager.AppSettings["pagesize"].ToString()); ;//总记录数int totalpages;if (totalcounts % pagesize > 0)totalpages = totalcounts / pagesize + 1;elsetotalpages = totalcounts / pagesize;if (pageindex > totalpages)pageindex = totalpages;DataSet ds = new DataSet();commands = new SqlCommand("P_Page " + pageindex + ", " + pagesize + ", 'FDepartName=" + where + "','T_Persons', true,'EmployeeID'", co);SqlDataAdapter adapter = new SqlDataAdapter(commands);adapter.Fill(ds, "ds");co.Dispose();return ds;}/// <summary>/// 数据表转换成JSON字符/// </summary>/// <param name="dt">数据表对象</param>/// <param name="dtName">数据表名称</param>public static string DataTableToJSON(DataTable dt, string dtName){StringBuilder sb = new StringBuilder();StringWriter sw = new StringWriter(sb);using (JsonWriter jw = new JsonTextWriter(sw)){JsonSerializer ser = new JsonSerializer();jw.WriteStartObject();jw.WritePropertyName(dtName);jw.WriteStartArray();if (dt != null){foreach (DataRow dr in dt.Rows){jw.WriteStartObject();foreach (DataColumn dc in dt.Columns){jw.WritePropertyName(dc.ColumnName);ser.Serialize(jw, dr[dc].ToString());}jw.WriteEndObject();}}jw.WriteEndArray();jw.WriteEndObject();sw.Close();jw.Close();}return sb.ToString();}

ALTER PROCEDURE [dbo].[P_Page]
( @startIndex INT,        --当前页码@pageSize INT,            --每页多少条数据@strSql varchar(5000),    ---查询条件不用加where,例：id>10@TableName varchar(50),    --表名@DoCount AS bit=1,        -- 0值返回记录总数, 非 0 值则返回记录 @keyword varchar(50)    --排序字段
)
AS
begin tran IF @DoCount=0 Goto GetCount Else Goto GetSearch GetCount: --返回记录总数 DECLARE @SearchSql AS Nvarchar(4000) SET @SearchSql= 'SELECT Count(*) AS Total FROM '+@TableName+' WHERE ' +@strsqlexec sp_executesql @SearchSql --print @SearchSql COMMIT TRAN return GetSearch: --返回记录 DECLARE @SqlQuery varchar(4000) SET @SqlQuery='SELECT * FROM (SELECT ROW_NUMBER() OVER (ORDER BY O.'+@keyword+' ) Row, * from '+@TableName+' O Where '+@strsql+') as temp WHERE Row BETWEEN '+cast((@startIndex-1)*@pageSize+1 as varchar) +' and '+cast(@startIndex*@pageSize as varchar)+' and '+ @strsql +' order by '+@keyword + ' desc'--print @SqlQuery execute(@SqlQuery) COMMIT TRAN