ajax實現(xiàn)分頁查詢功能

html>
head>
meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
title>無標題文檔/title>
link type="text/css" rel="stylesheet" href="../bootstrap-3.3.7-dist/css/bootstrap.min.css" rel="external nofollow" />
script src="../jquery-3.2.0.min.js">/script>
script src="../bootstrap-3.3.7-dist/js/bootstrap.min.js">/script>

style type="text/css">

.list:hover{ cursor:pointer}
#prev:hover{ cursor:pointer}
#next:hover{ cursor:pointer}

/style>
/head>

body>
div class="page-header">
h1>AJAX分頁/h1>
/div>

div>名稱：input type="text" id="name" />nbsp;button type="button" class="btn btn-info btn-xs" id="chaxun">查詢/button>/div>
br />
table width="100%" class="table table-hover">

 tr>
  td>代號/td>
  td>名稱/td>
 /tr>
 
 tbody id="shuju">
  
 /tbody>
 
/table>

br />
ul class="pagination" id="xinxi">/ul>

/body>
script type="text/javascript">
//代表當(dāng)前頁
var page = 1;
//每頁顯示幾條
var num = 5;

//加載數(shù)據(jù)
Load();

//加載分頁列表
LoadFenYe();

//加載數(shù)據(jù)的方法
function Load()
{
 var name = $("#name").val();
 $.ajax({
  url:"chuli.php",
  data:{page:page,num:num,name:name},
  type:"POST",
  dataType:"JSON",
  success: function(data){
   var str = "";
   for(var k in data)
   {
    str = str + "tr>td>"+data[k].code+"/td>td>"+data[k].nno+"/td>/tr>";
   }
   $("#shuju").html(str);
  } 
 });
}

//加載分頁信息
function LoadFenYe()
{
 //存儲所有分頁信息的代碼
 var s = "";
 var name = $("#name").val();
 //加載上一頁
 s = "li>a id='prev'>laquo;/a>/li>";
 
 //加載列表
 var zts = 0;
 $.ajax({
  async:false,
  data:{name:name},
  type:"POST",
  url:"zongtiaoshu.php",
  dataType:"TEXT",
  success: function(data){
   zts = data;
  }

 });
 
 //求總頁數(shù)
 var zys = Math.ceil(zts/num);
 //為了防止出錯
 page = parseInt(page);
 for( var i=page-2;ipage+3;i++)
 {
  if(i>0  i=zys)
  {
   if(i==page)
   {
    s = s+"li class='active'>a ys='"+i+"' class='dangqian'>"+i+"/a>/li>";
   }
   else
   {
    s = s+"li>a ys='"+i+"' class='list'>"+i+"/a>/li>";
   }
   
  }
 }
 
 //加載下一頁
 s = s+"li>a id='next'>raquo;/a>/li>";
 
 $("#xinxi").html(s);
 
 //給上一頁加事件
 $("#prev").click(function(){
  page = parseInt(page);
  if(page>1)
  {page--;}
  
  //重新加載數(shù)據(jù)
  Load();
  //重新加載分頁信息
  LoadFenYe();
 })
 //給下一頁加事件
 $("#next").click(function(){
  page = parseInt(page);
  if(pagezys)
  {page++;}
  
  //重新加載數(shù)據(jù)
  Load();
  //重新加載分頁信息
  LoadFenYe();
 })
 
 //給列表加事件
 $(".list").click(function(){
  page = parseInt($(this).attr("ys"));
  //重新加載數(shù)據(jù)
  Load();
  //重新加載分頁信息
  LoadFenYe();
 })
}

$("#chaxun").click(function(){
 //重新加載數(shù)據(jù)
 Load();
 //重新加載分頁信息
 LoadFenYe();
})


/script>
/html>

?php
$page = $_POST["page"];
$num = $_POST["num"];
$name = $_POST["name"];

require "../DBDA.class.php";

$db = new DBDA();

$tguo = ($page-1)*$num;

$sql = "select * from nation where nno like '%{$name}%' limit {$tguo},{$num}";

echo $db->jsonquery($sql);

?php
$name = $_POST["name"];
require"../DBDA.class.php";
$db = new DBDA();
$sql ="select count(*) from nation where nno like '%{$name}%'";
echo $db->strquery($sql);