!doctype html>
html lang="en">
head>
meta charset="UTF-8">
title>Ajax无刷新分页效果/title>
script type="text/javascript">
function showpage(url) {
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function () {
if (xhr.readyState == 4) {
document.getElementById("result").innerHTML = xhr.responseText;
}
}
xhr.open('get',url);
xhr.send(null);
}
window.onload = function () {
showpage('page.php');
}
/script>
/head>
body>
h2 style="text-align: center">Ajax无刷新分页效果/h2>
div id="result">/div>
/body>
/html>
/*
* Created on 2011-07-28
* Author : LKK , http://lianq.net
* 使用方法:
require_once('mypage.php');
$result=mysql_query("select * from mytable", $myconn);
$total=mysql_num_rows($result); //取得信息总数
pageDivide($total,10); //调用分页函数
//数据库操作
$result=mysql_query("select * from mytable limit $sqlfirst,$shownu", $myconn);
while($row=mysql_fetch_array($result)){
...您的操作
}
echo $pagecon; //输出分页导航内容
*/
//if(!function_exists("pageDivide")){
#$total 信息总数
#$shownu 显示数量,默认20
#$url 本页链接
function pageDivide($total,$shownu=20,$url=''){
#$page 当前页码
#$sqlfirst mysql数据库起始项
#$pagecon 分页导航内容
global $page,$sqlfirst,$pagecon,$_SERVER;
$GLOBALS["shownu"]=$shownu;
if(isset($_GET['page'])){
$page=$_GET['page'];
}else $page=1;
#如果$url使用默认,即空值,则赋值为本页URL
if(!$url){ $url=$_SERVER["REQUEST_URI"];}
#URL分析
$parse_url=parse_url($url);
@$url_query=$parse_url["query"]; //取出在问号?之后内容
if($url_query){
$url_query=preg_replace("/(?)(page=$page)/","",$url_query);
$url = str_replace($parse_url["query"],$url_query,$url);
if($url_query){
$url .= "page";
}else $url .= "page";
}else $url .= "?page";
#页码计算
$lastpg=ceil($total/$shownu); //最后页,总页数
$page=min($lastpg,$page);
$prepg=$page-1; //上一页
$nextpg=($page==$lastpg ? 0 : $page+1); //下一页
$sqlfirst=($page-1)*$shownu;
#开始分页导航内容
$pagecon = "显示第 ".($total?($sqlfirst+1):0)."-".min($sqlfirst+$shownu,$total)." 条记录,共 B>$total/B> 条记录";
if($lastpg=1) return false; //如果只有一页则跳出
// if($page!=1) $pagecon .=" a href='$url=1'>首页/a> "; else $pagecon .=" 首页 ";
// if($prepg) $pagecon .=" a href='$url=$prepg'>前页/a> "; else $pagecon .=" 前页 ";
// if($nextpg) $pagecon .=" a href='$url=$nextpg'>后页/a> "; else $pagecon .=" 后页 ";
// if($page!=$lastpg) $pagecon.=" a href='$url=$lastpg'>尾页/a> "; else $pagecon .=" 尾页 ";
if($page!=1) $pagecon .=" a href='javascript:showpage(\"$url=1\")'>首页/a> "; else $pagecon .=" 首页 ";
if($prepg) $pagecon .=" a href= 'javascript:showpage(\"$url=$prepg\")'>前页/a> "; else $pagecon .=" 前页 ";
if($nextpg) $pagecon .=" a href= 'javascript:showpage(\"$url=$nextpg\")'>后页/a> "; else $pagecon .=" 后页 ";
if($page!=$lastpg) $pagecon.=" a href= 'javascript:showpage(\"$url=$lastpg\")'>尾页/a> "; else $pagecon .=" 尾页 ";
#下拉跳转列表,循环列出所有页码
// $pagecon .=" 到第 select name='topage' size='1' onchange='window.location=\"$url=\"+this.value'>\n";
$pagecon .=" 到第 select name='topage' size='1' onchange='showpage(\"$url=\"+this.value)'>\n";
for($i=1;$i=$lastpg;$i++){
if($i==$page) $pagecon .="option value='$i' selected>$i/option>\n";
else $pagecon .="option value='$i'>$i/option>\n";
}
$pagecon .="/select> 页,共 $lastpg 页";
return $page;
}
//}else die('pageDivide()同名函数已经存在!');
?php
header("Content-type:text/html; charset=utf-8");
$link = mysqli_connect('localhost','root','123','good');
if (!$link)
{
die("连接错误: " . mysqli_connect_error());
}
$sql = "SELECT * FROM ecs_category";
$qry = mysqli_query($link,$sql);
$total = mysqli_num_rows($qry);
$per = 10;
$page = pageDivide($total,$per);
$sql = "SELECT cat_id,cat_name FROM category limit $sqlfirst,$shownu";
$result = mysqli_query($link,$sql);
//$goods = mysqli_fetch_all($result,MYSQLI_ASSOC);
//mysqli_free_result($result);
echo eof
style type="text/css">
table{width:500px;margin:auto;border: 1px solid black; border-collapse:collapse;text-align:center;}
td{border: 1px solid black;}
/style>
table>
tr>td>序号/td>td>商品编号/td>td>商品类型/td>/tr>
eof;
$num = ($page - 1) * $per;
// foreach ($goods as $k => $v) {
while($goods = mysqli_fetch_assoc($result)){
echo "tr>";
echo "td>".++$num."/td>";
echo "td>$goods[cat_id]/td>";
echo "td>$goods[cat_name]/td>";
echo "/tr>";
}
echo "tr>td colspan='3'>$pagecon/td>/tr>";
echo "/table>";