简单的ajax分页疑问
<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN"><head><title>ajax分页</title><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><meta name="description" content="" /><meta name="keywords" content="" /><script type="text/javascript">function ajax() { var ajax = false; if(window.XMLHttpRequest) { ajax = new XMLHttpRequest(); } else { ajax = new ActiveXObject("Microsoft.XMLHTTP"); } return ajax;}window.onload = function check(node) { var parameter = "page=" + node; var nokia = ajax(); //alert(nokia);return; nokia.open('POST',"process.php",true); nokia.setRequestHeader('Content-Type','application/x-www-form-urlencoded'); nokia.send(parameter); nokia.onreadystatechange = function () { if(nokia.readyState==4 && nokia.status==200) { document.getElementById('span1').innerHTML = this.responseText; } }}</script><style type="text/css"></style></head> <body> <span id="span1"></span> </body></html><!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--><?php$page = isset($_POST['page'])?$_POST['page']+0:1;if($page==0) {$page =1;}$conn = mysql_connect('localhost','root','111111');mysql_select_db('msg');$sql = 'select count(*) from news';$info = mysql_query($sql,$conn);$msg = mysql_fetch_row($info);$counts = $msg[0]; $perpage = 5; $pages = ceil($counts/$perpage); $start = $page - (5-1)/2;$end = $page + (5-1)/2;$start = $start<1?1:$start;$end = ($start+5-1)>$pages?$pages:($start+5-1);$end = $end>$pages?$pages:$end;$start = ($end-5+1)<1?1:$end-5+1;$link = '';for($i=$start;$i<=$end;$i++) { if($i == $page) { $link .= $i; continue; } $link .= ' <a onclick="check(' . $i . ');" href="#">' . $i . '</a> ';}echo $link;window.onload = function (){ check(1);}function check(node) { var parameter = "page=" + node; var nokia = ajax(); //alert(nokia);return; nokia.open('POST',"process.php",true); nokia.setRequestHeader('Content-Type','application/x-www-form-urlencoded'); nokia.send(parameter); nokia.onreadystatechange = function () { if(nokia.readyState==4 && nokia.status==200) { document.getElementById('span1').innerHTML = this.responseText; } }}<br><font color="#e78608">------解决方案--------------------<div class="clear"></div></font>
每个人都需要一台速度更快、更稳定的 PC。随着时间的推移，垃圾文件、旧注册表数据和不必要的后台进程会占用资源并降低性能。幸运的是，许多工具可以让 Windows 保持平稳运行。
广告Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号
154
收藏
