php+ajax分页代码

htmlheadscript language=javascriptfunction createXMLHttp(){
if(window.ActiveXObject){ return new ActiveXObject(Microsoft.XMLHttp); }
else if(window.XMLHttpRequest){ return new XMLHttpRequest(); }}

function Pager(){ var that=this;

this.link=function(url){ that.xmlHttp = createXMLHttp();
that.xmlHttp.onreadystatechange = that.receive; that.xmlHttp.open(GET,
url, true); that.xmlHttp.send(null); }

this.receive=function(){ if((that.xmlHttp.readyState == 4)){
if(that.xmlHttp.status == 200){ that.reaction(that.xmlHttp.responseXML);
}else{ that.recover(); } } }}/script/headbodydiv
id=’page_content’/divdiv id=’page_bar’/divscript
language=javascriptvar a = new Pager();var pages = 0;

a.recover = function (){ go = function (u){ go = function (){ };
a.link(u); };};

a.reaction = function (xml){
document.getElementById(‘page_content’).innerHTML =
xml.getElementsByTagName(‘content’)[0].childNodes[0]澳门新葡亰3522平台游戏,.nodeValue;

if(xml.getElementsByTagName(‘count’)[0].childNodes[0].nodeValue !=
pages){ s = ‘tabletr’; for(i = 1; i =
xml.getElementsByTagName(‘count’)[0].childNodes[0].nodeValue; i++) {
if(i ==
xml.getElementsByTagName(‘current’)[0].childNodes[0].nodeValue) s +=
‘tdb’ + i + ‘/b/td’; else s += ‘tda href=javascript:go(/’page.php?page=’

  • i + ‘/’)’ + i + ‘/a/td’; } s += ‘/tr/table’;
    document.getElementById(‘page_bar’).innerHTML = s; }

a.recover();}

a.link(‘page.php’);/script/body/html

page.php代码.

?phpclass class_page{ private $record_count, $perpage; private
$page_count, $page_current; function __construct($perpage,
$record_count, $page_current) { $this-perpage = $perpage;
$this-record_count = $record_count; $this-page_count =
($record_count == 0) ? 1 : ceil($record_count / $perpage);
$this-page_current = ($page_current $this-page_count) ? 1 :
$page_current; }

function __get($name) { switch($name) { case ‘page_count’: return
$this-page_count; case ‘page_current’: return $this-page_current;
case ‘record_start’: return ($this-page_current – 1) * $this-perpage;
} }}

header(‘Content-Type: text/xml; charset=gbk’);$page = new
class_page(20, 150, is_numeric($_GET[‘page’]) ? $_GET[‘page’] :
1);echo ‘?xml version=1.0?’;echo ‘page’;echo ‘count’ . $page-page_count
. ‘/count’;echo ‘current’ . $page-page_current . ‘/current’;echo
‘content’ . pow($page-page_current, 2) . ‘/content’;echo ‘/page’;?