php 文章内容分页代码

class contentpage
{
 private $content;  //文章内容
 private $pagesize;    //每页最少字节数
 private $breakflag;  //分页符（可以自定义，默认为）
 private $pageurl;  //url地址
 private $pagevar;  //分页参数
 public  $pagecount;  //总页数
 public  $page;   //当前页码
 public  $pagebreak;  //每页起始位置

 function __construct($content = "",$pagesize = 10,$breakflag =" ",$pageurl = '',$pagevar = 'p')
 {
  $this->content   = $content;
  $this->pagesize  = $pagesize;
  $this->breakflag = $breakflag;
  $this->pageurl   = $pageurl;
  $this->pagevar   = $pagevar;
  $this->getpages();
 }

 //总页数，每页的起始位置和结束位置
 public function getpages()
 {
  $contentlen   = strlen($this->content); //文章总字节数
  $this->pagebreak[0] = 0;
  $i = 0;
  $offset = $this->pagesize;
  
  for ($k=0;$k<$contentlen/$this->pagesize;$k++)
  {
   if($offset > $contentlen)
   {
    $i++;
    $this->pagebreak[$i] = $contentlen;
    break;
   }
   //查找$this->pagevar出现的位置
   $where = strpos($this->content,$this->breakflag,$offset);
   if($where > $contentlen or intval($where) < 1)
   {
    $i++;
    $this->pagebreak[$i] = $contentlen;
    break;
   }
   else
   {
    $i++;
    $this->pagebreak[$i] = $where;
    $offset = $where + $this->pagesize;
   }
  }
  $this->pagecount = $i;
  if(isset($_get[$this->pagevar]) && $_get[$this->pagevar] >1 && $_get[$this->pagevar] <= $this->pagecount)
  {
   $this->page = $_get[$this->pagevar];
  }
  else
  {
   $this->page = 1;
  }
 }

 //每页内容
 function getpage()
 {
  //截取当前页码的数据
  if($this->page > 1)
  {
   return substr($this->content,$this->pagebreak[$this->page-1]+1,$this->pagebreak[$this->page] - $this->pagebreak[$this->page-1]);
  }
  else
  {
   return substr($this->content,$this->pagebreak[$this->page-1],$this->pagebreak[$this->page] - $this->pagebreak[$this->page-1]);
  }

 }

 //分页条
 public function getpagenav()
 {
  if($this->page > 1)
  {
   $pagenav = "<a href='".$this->geturl()."=".($this->page-1)."' class='div'>上一页</a>&nbsp;&nbsp;";
  }

  //输出数字页码
  for($j=1;$j<=$this->pagecount;$j++)
  {
   if($j == $this->page)
   {
    $pagenav .= "<span class='divsi'>".$j."</span>&nbsp;&nbsp;";
   }
   else
   {
    $pagenav .= "<a href='".$this->geturl()."=".$j."' class='div'>".$j."</a>&nbsp;&nbsp;";
   }
  }
  //下一页
  if($this->page < $this->pagecount && $this->pagecount >1)
  {
   $pagenav .= "<a href='".$this->geturl()."=".($this->page+1)."' class='div'>下一页</a>&nbsp;&nbsp;";
  }
  return $pagenav;
 }
 //获取url地址
 public function geturl()
 {
  $url = $_server['request_uri'];
  $parse_url = parse_url($url);
  $query_url = $parse_url['query'];
  
  if($query_url)
  {
   $query_url = ereg_replace("(^|&)".$this->pagevar."=".$this->page,"",$query_url);
   $url = str_replace($parse_url['query'],$query_url,$url);
   if($query_url)
   {
    $url .= "&".$this->pagevar;
   }
   else
   {
    $url .= $this->pagevar;
   }
  }
  else
  {
   $url .= "?".$this->pagevar;
  }
  return $url;
 }
}

$content = "第一页：文章内容分页阿斯顿浪费空间阿斯顿来看福建省地方吉林省福建路口附近大手拉飞机上浪费的说浪费监理费
第二页：阿斯顿房间阿双方了解啊对萨拉开发记得谁来付款将令对方空间的来福建阿里是否
第三页：欧文炯诶哦生地拉开方面来看就继续超文章内容分页滤机蓝卡
第四页：欧文日据拉萨及发动四分啊就双方的将爱是发觉是文章内容分页否了。";
$model = new contentpage($content);
echo $model->getpage();  //输出分页内容
echo $model->getpagenav(); //输出页码
?>

<style type="text/css教程">
<!--
body {
 width:800px;
 margin:0 auto;
 margin-top:50px;
 font-size:12px;
}
a {
 color:#014ccc;
 text-decoration:none;
}
.div {
 float:left;
 cursor:pointer;
 font-weight:bold;
 margin-right:5px;
 display: block;
 padding:3px 7px;
 text-align:center;
 border:#bbdded solid 1px;
}
.divs {
 float:left;
 font-weight:bold;
 margin-right:5px;
 display: block;
 padding:3px 7px;
 text-align:center;
 border:#cccccc solid 1px;
}
.divsi {
 float:left;
 font-weight:bold;
 margin-right:5px;
 display: block;
 padding:3px 7px;
 text-align:center;
 background:#3399ff;
 color:#ffffff;
 border:#cccccc solid 1px;
}
.div:hover {
 background:#3399ff;
 color:#ffffff;
}
.divsi:hover {
 background:#3399ff;
 color:#ffffff;
}

 * create_dir(建立文件夹的路径，支持多级目录);
 */
 function create_dir($dir_adds='') {
  $falg = true;
  $dir_adds  = trim($dir_adds);
  if($dir_adds!=''){
   $dir_adds = str_replace(array('//','\','\\'),'/',$dir_adds);
   if (!is_dir($dir_adds)) {
    $temp = explode('/',$dir_adds);
    $cur_dir = '';
    for($i=0;$i<count($temp);$i++){
     $cur_dir .= $temp[$i].'/';
     if (!@is_dir($cur_dir)) {
      if(!@mkdir($cur_dir,0777))
       $falg = false;
     }
    }
   }
   return $falg;
  }
 }
 
 //看一款目录检测并写文件函数
 
 function htm_w(
    $w_dir = '',
    $w_filename = '',
    $w_content = ''
   ){

  $dvs  = '';
  if($w_dir && $w_filename && $w_content){
   //目录检测数量
   $w_dir_ex  = explode('/',$w_dir);
   $w_new_dir = ''; //处理后的写入目录
   unset($dvs,$fdk,$fdv,$w_dir_len);
   foreach((array)$w_dir_ex as $dvs){
    if(trim($dvs) && $dvs!='..'){
     $w_dir_len .= '../';
     $w_new_dir .= $dvs.'/';
     if (!@is_dir($w_new_dir)) @mkdir($w_new_dir, 0777);
    }
   }

   //获得需要更改的目录数
   foreach((array)$this->filedir as $fdk=>$fdv){
    $w_content = str_replace($fdv,$w_dir_len.str_replace('../','',$fdv),$w_content);
   }
   $this->writer($w_dir.$w_filename,$w_content);
  }
 }
 ?>

include("class.php");
$path = $_get['path'];
if($path == ""){
 $path = "dir"; 
}else{
 if(!strstr($path,"dir")){
  $path = "dir/".$path;
 }else{
  $path = $path; 
 }
}

$newdir = new dirver();
$newdir -> setpath($path);
$newdir -> dirdata();
$files = $newdir -> getfiles();
$dirs = $newdir -> getdirs();
//print_r($files);
//print_r($dirs);

echo('<link href="style.css教程" rel="stylesheet" type="text/css" />');
$max = 3;
$j = 0;
if(count($dirs) == 2){
echo'<table width="800" border="0" cellpadding="5" cellspacing="5"><tr>';
 print("<td width='33%'><img src='type/dir.png'/>");
 print('<a href="test.php?path='.$path."/".$dirs[0].'">');
 print($dirs[0]);
 print('</a>');
 print("</td>");
 print("<td width='33%'><img src='type/dir.png'/>");
 print('<a href="test.php?path='.$path."/".$dirs[1].'">');
 print($dirs[1]);
 print('</a>');
 print("</td>");
 print("<td width='33%'>");
 print("&nbsp;&nbsp;");
 print("</td>");
 echo '</tr></table>';
}else{
echo'<table width="800" border="0" cellpadding="5" cellspacing="5"><tr>';
while($j <= (count($dirs) -1)){
 print("<td ><img src='type/dir.png'/>");
 print('<a href="test.php?path='.$path."/".$dirs[$j].'">');
 print($dirs[$j]);
 print('</a>');
 print("</td>");
 if(($j + 1) % $max == 0){
   echo '</tr>';
   if(($j + 1) != count($dirs)){
    echo '<tr>';
     }
  }
  $j++;
 }
 echo '</tr></table>';
}
$i = 0;
if(count($files) == 2){
echo'<table width="800" border="0" cellpadding="5" cellspacing="5"><tr>';
 print("<td width='33%'><img src='type/".$newdir -> getfiletype($files[0]).".png'/>&nbsp;");
 print($newdir -> change2line($files[0]));
 print("</td>");
 print("<td width='33%'><img src='type/".$newdir -> getfiletype($files[1]).".png'/>&nbsp;");
 print($newdir -> change2line($files[1]));
 print("</td>");
 print("<td width='33%'>");
 print("&nbsp;&nbsp;");
 print("</td>");
 echo '</tr></table>';
}else{
echo'<table width="800" border="0" cellpadding="5" cellspacing="5"><tr>';
while($i <= (count($files) -1)){
 print("<td width=100><img src='type/".$newdir -> getfiletype($files[$i]).".png'/>&nbsp;");
 print($newdir -> change2line($files[$i])); 
 print("</td>");
 if(($i + 1) % 3 == 0){
   echo '</tr>';
   if(($i + 1) != count($files)){
    echo '<tr>';
    }
 }
 
 $i++;
}
 echo '</tr></table>';
}
?>

class.php

<?php
  class for php4.x
 class  dirver{
  /class var/
  var $path;
  var $flies;
  var $dirs;
  /
  function dirver(){
   $this -> path = ""; 
   $this -> files = array();
   $this -> dirs = array();
  }
  
  function dirdata(){
   if(isset($this -> path)){
    $handle = dir($this -> path);
    while(false !== ($data = $handle -> read())){
     if(is_dir($this -> connectname($this -> path,$data)) && $data != "." && $data != ".."){
       $this -> dirs[] = $data;
       continue;
      }
      
     if($data != "." && $data != ".." && is_file($this -> connectname($this -> path,$data))){
       $this -> files[] = $data;
       continue;
      }
     
    }
    $handle -> close(); 
   }else{
    return false; 
   }
  }
  
 function setpath($src){
   if($src != ""){
    $this -> path = $src; 
   }else{
    return false; 
   }
  }
 /
 function connectname($path,$name){
  return $path."/".$name;
 }
 /
 function change2line($name){
  $basename = explode(".",$name);
  $basename = $basename[0];
  $tmp = $this -> path."/".$name;
  $tmp = '<a href="'.$tmp.'" target="_blank">'.$basename.'</a>';
  return $tmp; 
 }
 
 function getfiletype($file){
  if($file != ""){
   $tmp = explode(".",$file);
   $type = $tmp[count($tmp)-1];
   return $type; 
  }
 }
 
 
 function getfiles(){
  return $this -> files;
  }
 
 function getdirs(){
  return $this -> dirs; 
  }
 //
 }

*  一、本程序基于div+css教程 新型架构php探针，免费开源的自由软件，功能强大，结构清晰，使用方便。
  1.支持windows，linux,unix,freebsd,sun solar系统
  2.支持ie6，ie7，firefox,google chrome等浏览器。
  
  二、主要用途及适用对象：
  1.熟悉php编程的业余爱好者及专业开发人员。
  2.机房管理人员配置linux（windows）+php+mysql教程+zend系统环境，检测系统是否配置成功。
  3.对于购买虚拟主机的用户，用于测试服务器性能。
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
*/
 //////////////////以下两变量可以修改配制
 //如果这个探针你是用来验示的，你可以在下面变量中输入相关信息(会显示在页面底部
    header("content-type: text/html; charset=utf-8");
    error_reporting(e_error | e_warning | e_parse);
 ob_start();
    
    $valint = (false == empty($_post['pint']))?$_post['pint']:"未测试";
    $valfloat = (false == empty($_post['pfloat']))?$_post['pfloat']:"未测试";
    $valio = (false == empty($_post['pio']))?$_post['pio']:"未测试";
    $mysqlreshow = "none";
    $mailreshow = "none";
    $funreshow = "none";
    $opreshow = "none";
    $sysreshow = "none";
//============   定义常量 用于替换模板输出变量  =======================
  //define("yes", "<span class='resyes'>yes</span>");
  //define("no", "<span class='resno'>no</span>");
  define("yes", "<span class='resyes'>√</span>");
  define("no", "<span class='resno'>×</span>");

//=================================================================
    define("icon", "<span class='icon'>2</span>&nbsp;");
    $phps教程elf = $_server[php_self] ? $_server[php_self] : $_server[script_name];
    define("phpself", preg_replace("/(.{0,}?/+)/", "", $phpself));
    
    if ($_get['act'] == "phpinfo")
    {
        phpinfo();
        exit();
    }
    elseif($_post['act'] == "整型测试")
    {
        $valint = test_int();
    }
    elseif($_post['act'] == "浮点测试")
    {
        $valfloat = test_float();
    }
    elseif($_post['act'] == "io测试")
    {
        $valio = test_io();
    }
    elseif($_post['act'] == "connect")
    {
        $mysqlreshow = "show";
        $mysqlre = "mysql连接测试结果：";
        $mysqlre .= (false !== @mysql_connect($_post['mysqlhost'], $_post['mysqluser'], $_post['mysqlpassword']))?"mysql服务器连接正常, ":"mysql服务器连接失败, ";
        $mysqlre .= "数据库教程 <b>".$_post['mysqldb']."</b> ";
        $mysqlre .= (false != @mysql_select_db($_post['mysqldb']))?"连接正常":"连接失败";
    }
    elseif($_post['act'] == "sendmail")
    {
        $mailreshow = "show";
        $mailre = "mail邮件发送测试结果：发送";
        $mailre .= (false !== @mail($_post["mailreceiver"], "uenuprobe mail server test.", "this email is sent by uenuprobe. copyright uenucom http://www.uenu.com"))?"完成":"失败";
    }
    elseif($_post['act'] == "function_check")
    {
        $funreshow = "show";
        $funre = "函数 <b>".$_post['funname']."</b> 支持状况检测结果：".isfun($_post['funname']);
    }
    elseif($_post['act'] == "configuration_check")
    {
        $opreshow = "show";
        $opre = "配置参数 <b>".$_post['opname']."</b> 检测结果：".getcon($_post['opname']);
    }
 
//========================================================================

//========================================================================
   switch (php_os)
    {
        case "linux":
        $sysreshow = (false != ($sysinfo = sys_linux()))?"show":"none";
        break;
        case "freebsd":
        $sysreshow = (false != ($sysinfo = sys_freebsd()))?"show":"none";
        break;
  case "windows":
        //$sysreshow = (false != ($sysinfo = sys_windows()))?"show":"none";
  $sysinfo['uptime'] ="对不起windows系统不支持";
        break;
        default:
        break;
    }
    
//========================================================================

?>
<!doctype html public "-//w3c//dtd xhtml 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<link type="text/css" rel="stylesheet" href="common/control.css">
<script type="text/网页特效" language="javascript" src="common/admin.otable.js"></script>
<script type="text/javascript" language="javascript" src="common/include.func.js"></script>
<title>服务器信息</title>
<style type="text/css">
.resyes {
 font-size: 12px;
 color: #090;
 font-weight:bold;
 font-family: verdana;
}
.resno {
 font-size: 12px;
 color: #f00;
 font-weight:bold;
 font-family: verdana;
}
.check00{
 color: #630; 
}
</style>
<script type="text/javascript">
window.onload=function(){
 var otable=document.getelementbyid("otable");
 for(var i=0;i<otable.rows.length;i++){
  if(i%2==0) //偶数行时
   otable.rows[i].classname="altrow";
 }
 
 var otable2=document.getelementbyid("otable2");
 for(var i=0;i<otable2.rows.length;i++){
  if(i%2==0) //偶数行时
   otable2.rows[i].classname="altrow";
 }
 
 var otable3=document.getelementbyid("otable3");
 for(var i=0;i<otable3.rows.length;i++){
  if(i%2==0) //偶数行时
   otable3.rows[i].classname="altrow";
 }
 
 var otable4=document.getelementbyid("otable4");
 for(var i=0;i<otable4.rows.length;i++){
  if(i%2==0) //偶数行时
   otable4.rows[i].classname="altrow";
 }
 
 var otable5=document.getelementbyid("otable5");
 for(var i=0;i<otable5.rows.length;i++){
  if(i%2==0) //偶数行时
   otable5.rows[i].classname="altrow";
 }
}
</script>
</head>

<body class="contentbody">
<div class="maindiv">
<span class="ctitle">服务器信息</span>
<ul class="cmenu">
 <li><a href="server_info.php?action=">服务器特征</a></li>
 <li><a href="server_info.php?action=phpinfo">php基本特征</a></li>
 <li><a href="server_info.php?action=otherinfo">php组件支持状况</a></li>
 <li><a href="server_info.php?action=dbinfo">数据库支持状况</a></li>
 <li><a href="server_info.php?action=testinfo">性能检测</a></li>
    <li><a href="server_moreinfo.php">服务器详细信息</a></li>
</ul>

<div class="concontent">
<?php
switch($_get['action']){
 case '':
?>
<table cellpadding="0" cellspacing="0" border="0" width="100%" class="ctable" id="otable" align="center">
<tr>
 <th colspan="2" align="center">服务器特征</th>
</tr>
<tr>
 <td width="150">服务器时间</td>
    <td><?php echo gmdate("y年m月d日 h:i:s",time());?>&nbsp;(格林威治标准时间)&nbsp;&nbsp;<?php echo gmdate("y年n月j日 h:i:s",time()+8*3600)?>&nbsp;(北京时间)</td>
</tr>
<tr>
    <td>服务器域名</td>
    <td><?php echo("<a href="http://$_server[server_name]"  title=访问此域名 target=_blank>$_server[server_name]</a>"); ?></td>
</tr>
<tr>
 <td>服务器ip地址</td>
    <td><?php $host_ip=gethostbyname($_server["server_name"]); echo($host_ip);?></td>
</tr>
<tr>
 <td>服务器操作系统</td>
    <td><?php $os = explode(" ", php_uname()); echo $os[0]; echo "&nbsp;&nbsp;";
 if ($os[0] =="windows") {echo "主机名称：".$os[2];} else {echo "内核版本：".$os[2];}?></td>
</tr>
<tr>
 <td>服务器运行时间</td>
    <td><?php if ($sysinfo['uptime']!=""){ echo $sysinfo['uptime'];} else  echo "对不起windows系统不支持"; ?></td>
</tr>
<tr>
 <td>服务器操作系统文字编码</td>
    <td><?php echo($_server["http_accept_language"]); ?></td>
</tr>
<tr>
 <td>服务器解译引擎</td>
    <td><?php echo($_server["server_software"]); ?></td>
</tr>
<tr>
 <td>web服务端口</td>
    <td><?php echo($_server["server_port"]); ?></td>
</tr>
<tr>
 <td>服务器管理员</td>
    <td><a href="mailto:<?php echo $_server['server_admin'];?>"><?php echo $_server['server_admin'];?></a></td>
</tr>
<tr>
 <td>本文件路径</td>
    <td><?php echo($_server["script_filename"]);?></td>
</tr>
<tr>
 <td>服务端剩余空间</td>
    <td><?php echo intval(diskfreespace(".") / (1024 * 1024)).'mb';?></td>
</tr>
<tr>
 <td>系统当前用户名</td>
    <td><?php echo @get_current_user();?></td>
</tr>
</table>
<br />
<!-- 仅在windows 环境中输出-->
<?php if(("show" !==$sysreshow) & ("0"!= $_env["number_of_processors"])& (""!= $_env["number_of_processors"])){?>
<div class="info3">服务器处理器</div><div class="info4">cpu个数：<?php echo $_env["number_of_processors"]?> <?php echo "&nbsp;&nbsp;".$_env["processor_identifier"]; echo "&nbsp;&nbsp;运行级别:".$_env["processor_level"]; echo "&nbsp;&nbsp;版本:".$_env["processor_revision"];?></div>
<?php }?>
<!-- 仅在windows 环境中输出结束-->
<!-- linux or unix 参数输出-->
<?php if(("show"==$sysreshow)&("0" != $sysinfo['cpu']['num'])&("" != $sysinfo['cpu']['num'])){?>
<div class="info3">服务器处理器</div><div class="info4">cpu个数：<?php echo $sysinfo['cpu']['num']?> &nbsp;&nbsp;<?php echo $sysinfo['cpu']['detail']?></div>
<?php }?>
<?php if("show"==$sysreshow){?>
<div class="info3">内存使用状况</div><div class="info4">
<?php echo $sysinfo['memtotal']?>m, 已使用
<?php echo $sysinfo['memused']?>m, 空闲
<?php echo $sysinfo['memfree']?>m, 使用率
<?php echo $sysinfo['mempercent']?>%</div>
<div class="info3">swap区</div><div class="info4">
共<?php echo $sysinfo['swaptotal']?>m, 已使用
<?php echo $sysinfo['swapused']?>m, 空闲
<?php echo $sysinfo['swapfree']?>m, 使用率
<?php echo $sysinfo['swappercent']?>%</div>
<div class="info3">系统平均负载</div><div class="info4"><?php echo $sysinfo['loadavg']?></div>
<?php }?>
<!-- linux or unix 参数输出结束-->
<?php
  break;
 case 'phpinfo':
?>
<table cellpadding="0" cellspacing="0" border="0" width="100%" class="ctable" id="otable" align="center">
<tr>
 <th colspan="4" align="center">php基本特征</th>
</tr>
<tr>
 <td width="30%">php版本</td>
    <td width="20%"><?php echo php_version;?></td>
 <td width="30%">php运行方式</td>
    <td><?php /**strtoupper(php_sapi_name());**/ echo ucwords(php_sapi_name());?></td>
</tr>
<tr>
 <td>支持zend编译运行&nbsp;&nbsp;(<?php if($zend="yes") {echo "版本:";echo zend_version();}?>)</td>
    <td><?php echo $zend=(get_cfg_var("zend_optimizer.optimization_level")||get_cfg_var("zend_extension_manager.optimizer_ts")||get_cfg_var("zend_extension_ts")) ?yes:no?></td>
 <td>运行于安全模式</td>
    <td><?php if(get_cfg_var("safemode")){echo("是");}else echo("否"); ?></td>
</tr>
<tr>
 <td>自动定义全局变量&nbsp;register_globals</td>
    <td><?php echo @get_cfg_var("register_globals")?'on' : 'off';?></td>
 <td>允许使用url打开文件allow_url_fopen</td>
    <td><?php echo get_cfg_var("allow_url_fopen")=="1"?yes:no?></td>
</tr>
<tr>
 <td>允许动态加载链接库enable_dl</td>
    <td><?php echo get_cfg_var("enable_dl")=="1"?yes:no?></td>
 <td>显示错误信息&nbsp;display_errors</td>
    <td><?php echo get_cfg_var("display_errors")=="1"?yes:no?></td>
</tr>
<tr>
 <td>短标记&lt;? ?&gt;支持</td>
    <td><?php echo @get_cfg_var("short_open_tag")?yes:no;?></td>
 <td>标记&lt;% %&gt;支持</td>
    <td><?php echo @get_cfg_var("asp教程_tags")?yes:no;?></td>
</tr>
<tr>
 <td>cookie支持</td>
    <td><?php echo isset($http_cookie_vars)?yes:no;?></td>
 <td>session支持</td>
    <td><?php echo function_exists(session_start)?yes:no;?></td>
</tr>
<tr>
 <td>浮点运算有效数字显示位数</td>
    <td><?php echo @get_cfg_var("precision");?></td>
 <td>强制y2k兼容</td>
    <td><?php echo @get_cfg_var("y2k_compliance")?yes:no;?></td>
</tr>
<tr>
 <td>被禁用的函数disable_functions</td>
    <td><?php $disused = @get_cfg_var("disable_functions")?"1":"0";
if($disused =="1")
{echo '<a href="#" title="
'.@get_cfg_var("disable_functions").'
">'."more".'</a>';}
else {echo "none";}?></td>
 <td>程序最长运行时间max_execution_time</td>
    <td><?php echo(get_cfg_var("max_execution_time")."秒");?></td>
</tr>
<tr>
 <td>程序最多允许使用内存量 memory_limit</td>
    <td><?php echo @get_cfg_var("memory_limit");?></td>
 <td>post最大字节数&nbsp;post_max_size</td>
    <td><?php echo @get_cfg_var("post_max_size");?></td>
</tr>
<tr>
 <td>允许最大上传文件&nbsp;upload_max_filesize</td>
    <td><?php echo @get_cfg_var("file_uploads")?@get_cfg_var("upload_max_filesize") : $error;?></td>
 <td>php信息 phpinfo</td>
    <td><?php echo (false!==eregi("phpinfo",$disfuns))?no:"<a href='$phpself?act=phpinfo' target='_blank' class='static'>phpinfo</a>"?></td>
</tr>
<tr>
 <td>html错误显示</td>
    <td><?php echo @get_cfg_var("html_errors")?yes:no;?></td>
 <td>调试器地址/端口</td>
    <td><?php echo $debugerhost=@get_cfg_var("debugger.host")?yes:no;if ($debugerhost =="yes") {echo @get_cfg_var("debugger.port")?yes:no;}?></td>
</tr>
<tr>
 <td>smtp支持</td>
    <td><?php echo @get_cfg_var("smtp")?yes:no;?></td>
 <td>smtp地址</td>
    <td><?php echo @get_cfg_var("smtp");?></td>
</tr>
</table>
<?php
  break;
 case 'otherinfo': 
?>
<table cellpadding="0" cellspacing="0" border="0" width="100%" class="ctable" id="otable" align="center">
<tr>
 <th colspan="4" align="center">php组件支持状况</th>
</tr>
<tr>
 <td width="30%">拼写检查 aspell library</td>
    <td width="20%"><?php echo function_exists(aspell_new)?yes:no;?></td>
    <td width="30%">高精度数学运算 bcmath</td>
    <td><?php echo function_exists(bcadd)?yes:no;?></td>
</tr>
<tr>
 <td>历法运算 calendar</td>
    <td><?php echo function_exists(jdtofrench)?yes:no;?></td>
 <td>图形处理 gd library</td>
    <td><?php echo function_exists(imageline)?yes:no;?></td>
</tr>
<tr>
 <td>类/对象支持</td>
    <td><?php echo function_exists(class_exists)?yes:no;?></td>
 <td>字串类型检测支持</td>
    <td><?php echo function_exists(ctype_upper)?yes:no;?></td>
</tr>
<tr>
 <td>iconv编码支持</td>
    <td><?php echo function_exists(iconv)?yes:no;?></td>
 <td>mcrypt加密处理支持</td>
    <td><?php echo function_exists(mcrypt_cbc)?yes:no;?></td>
</tr>
<tr>
 <td>哈稀计算 mhash</td>
    <td><?php echo function_exists(mhash)?yes:no;?></td>
 <td>openssl支持</td>
    <td><?php echo function_exists(openssl_open)?yes:no;?></td>
</tr>
<tr>
 <td>prel相容语法 pcre</td>
    <td><?php echo function_exists(preg_match)?yes:no;?></td>
 <td>正则扩展(兼容perl)支持</td>
    <td><?php echo function_exists(preg_match)?yes:no;?></td>
</tr>
<tr>
 <td>socket支持</td>
    <td><?php echo function_exists(fsockopen)?yes:no;?></td>
 <td>流媒体支持</td>
    <td><?php echo function_exists(stream_context_create)?yes:no;?></td>
</tr>
<tr>
 <td>tokenizer支持</td>
    <td><?php echo function_exists(token_name)?yes:no;?></td>
 <td>url支持</td>
    <td><?php echo function_exists(parse_url)?yes:no;?></td>
</tr>
<tr>
 <td>wddx支持(web distributed data exchange)</td>
    <td><?php echo function_exists(wddx_add_vars)?yes:no;?></td>
 <td>压缩文件支持(zlib)</td>
    <td><?php echo function_exists(gzclose)?yes:no;?></td>
</tr>
<tr>
 <td>xml解析</td>
    <td><?php echo function_exists(xml_set_object)?yes:no;?></td>
 <td>ftp</td>
    <td><?php echo function_exists(ftp_login)?yes:no;?></td>
</tr>
<tr>
 <td>目录存取协议(ldap)支持</td>
    <td><?php echo function_exists(ldap_close)?yes:no;?></td>
 <td>yellow page系统支持</td>
    <td><?php echo function_exists(yp_match)?yes:no;?></td>
</tr>
<tr>
 <td>php和java综合支持</td>
    <td><?php echo function_exists(java_last_exception_get)?yes:no;?></td>
 <td>imap电子邮件系统支持</td>
    <td><?php echo function_exists(imap_close)?yes:no;?></td>
</tr>
<tr>
 <td>snmp网络管理协议支持</td>
    <td><?php echo function_exists(snmpget)?yes:no;?></td>
 <td>vmailmgr邮件处理支持</td>
    <td><?php echo function_exists(vm_adduser)?yes:no;?></td>
</tr>
<tr>
 <td>pdf文档支持</td>
    <td><?php echo function_exists(pdf_close)?yes:no;?></td>
 <td>fdf表单资料格式支持</td>
    <td><?php echo function_exists(fdf_close)?yes:no;?></td>
</tr>
</table>
<?php
  break;
 case 'dbinfo': 
?>
<table cellpadding="0" cellspacing="0" border="0" width="100%" class="ctable" id="otable" align="center">
<tr>
 <th colspan="4" align="center">数据库支持状况</th>
</tr>
<tr>
 <td width="30%">mysql数据库支持</td>
    <td width="20%"><?php echo function_exists(mysql_close)?yes:no;?></td>
 <td width="30%">mysql数据库持续连接</td>
    <td><?php echo @get_cfg_var("mysql.allow_persistent")?yes:no;?></td>
</tr>
<tr>
 <td>mysql最大连接数</td>
    <td><?php echo @get_cfg_var("mysql.max_links")==-1 ? "不限" : @get_cfg_var("mysql.max_links");?></td>
 <td>odbc数据库连接</td>
    <td><?php echo function_exists(odbc_close)?yes:no;?></td>
</tr>
<tr>
 <td>sql server数据库支持</td>
    <td><?php echo function_exists(mssql_close)?yes:no;?></td>
 <td>msql数据库支持</td>
    <td><?php echo function_exists(msql_close)?yes:no;?></td>
</tr>
<tr>
 <td>postgre sql数据库支持</td>
    <td><?php echo function_exists(pg_close)?yes:no;?></td>
 <td>oracle数据库支持</td>
    <td><?php echo function_exists(ora_close)?yes:no;?></td>
</tr>
<tr>
 <td>oracle 8 数据库支持</td>
    <td><?php echo function_exists(ocilogoff)?yes:no;?></td>
 <td>dbase数据库支持</td>
    <td><?php echo function_exists(dbase_close)?yes:no;?></td>
</tr>
<tr>
 <td>sybase数据库支持</td>
    <td><?php echo function_exists(sybase_close)?yes:no;?></td>
 <td>dba数据库支持</td>
    <td><?php echo function_exists(dba_close)?yes:no;?></td>
</tr>
<tr>
 <td>dbm数据库支持</td>
    <td><?php echo function_exists(dbmclose)?yes:no;?></td>
 <td>dbx数据库支持</td>
    <td><?php echo function_exists(dbx_close)?yes:no;?></td>
</tr>
<tr>
 <td>db++数据库支持</td>
    <td><?php echo function_exists(dbplus_close)?yes:no;?></td>
 <td>frontbase数据库支持</td>
    <td><?php echo function_exists(fbsql_close)?yes:no;?></td>
</tr>
<tr>
 <td>filepro数据库支持</td>
    <td><?php echo function_exists(filepro)?yes:no;?></td>
 <td>informix数据库支持</td>
    <td><?php echo function_exists(ifx_close)?yes:no;?></td>
</tr>
<tr>
 <td>lotus notes数据库支持</td>
    <td><?php echo function_exists(notes_version)?yes:no;?></td>
 <td>interbase数据库支持</td>
    <td><?php echo function_exists(ibase_close)?yes:no;?></td>
</tr>
<tr>
 <td>ingres数据库支持</td>
    <td><?php echo function_exists(ingres_close)?yes:no;?></td>
 <td>hyperwave数据库支持</td>
    <td><?php echo function_exists(hw_close)?yes:no;?></td>
</tr>
<tr>
 <td>ovrimos sql数据库连接支持</td>
    <td><?php echo function_exists(ovrimos_close)?yes:no;?></td>
 <td>sesam数据库连接支持</td>
    <td><?php echo function_exists(sesam_disconnect)?yes:no;?></td>
</tr>
<tr>
 <td>sqlite数据库连接支持</td>
    <td><?php echo function_exists(sqlite_close)?yes:no;?></td>
 <td>adabas d数据库连接支持</td>
    <td><?php echo function_exists(ada_close)?yes:no;?></td>
</tr>
</table>
<?php
  break;
 case 'testinfo': 
?>
<form action="<?php echo phpself."?action=testinfo&icon=$icon&#testinfo1"?>" method="post">
<!--服务器性能检测-->
<div id="testinfo1">
<table cellpadding="0" cellspacing="0" border="0" width="100%" class="ctable" id="otable" align="center">
<tr><th colspan="4">服务器性能检测</th></tr>
<tr align="center">
 <td width="25%">参照对象</td>
 <td width="25%">整数运算能力检测(1+1运算300万次)</td>
 <td width="25%">浮点运算能力检测(开平方300万次)</td>
 <td width="25%">数据i/o能力检测(读取10k文件1万次)</td>
</tr>
<tr align="center">
 <td>红色主机单线型(双核)</td>
 <td>0.33 秒</td>
 <td>0.95 秒</td>
 <td>0.03 秒</td>
</tr>
<tr align="center">
 <td>红色主机双线型(四核)</td>
 <td>0.25 秒</td>
 <td>0.79 秒</td>
 <td>0.03 秒</td>
</tr>
<tr align="center">
 <td>xeon(tm) 2.80*2+4g+centos 5.2</td>
 <td>0.068秒</td>
 <td>0.086秒</td>
 <td>小于0.100秒</td>
</tr>
<tr align="center">
 <td>xeon(tm) 2.80ghz+2g+freebsd 4.0</td>
 <td>0.501秒</td>
 <td>0.694秒</td>
 <td>小于0.100秒</td>
</tr>
<tr align="center" height="50">
 <td>本台服务器</td>
 <td><span style="color:#390"><?php echo $valint;?></span> <input type="submit" value="整型测试" name="act" class="button" /></td>
 <td><span style="color:#06c"><?php echo $valfloat;?></span> <input type="submit" value="浮点测试" name="act" class="button" /></td>
 <td><span style="color:#f60"><?php echo $valio;?></span> <input type="submit" value="io测试" name="act" class="button" /></td>
</tr>
</table>
</div>
<input type="hidden" name="pint" value="<?php echo $valint;?>" />
<input type="hidden" name="pfloat" value="<?php echo $valfloat;?>" />
<input type="hidden" name="pio" value="<?php echo $valio;?>" />
</form>
<?php
$ismysql = (false !== function_exists("mysql_query"))?"":" disabled";
$ismail = (false !== function_exists("mail"))?"":" disabled";
?>
<br />
<form action="<?php echo phpself."?action=testinfo&icon=$icon&#testinfo2"?>" method="post">
<div id="testinfo2">
<!--mysql数据库连接检测--><br /><br />
<table cellpadding="0" cellspacing="0" border="0" width="80%" class="ctable" id="otable2" align="center">
<tr><th colspan="2">mysql数据库连接检测</th></tr>
<tr>
 <td width="30%" align="right">mysql服务器：</td>
 <td><input name="mysqlhost" type="text" id="mysqlhost" value="localhost" size="80" class="text2" /></td>
</tr>
<tr>
 <td align="right">mysql用户名：</td>
 <td><input name="mysqluser" type="text" id="mysqluser" value="root" size="80" class="text2" /></td>
</tr>
<tr>
 <td align="right">mysql用户密码：</td>
 <td><input type="text" name="mysqlpassword" <?php echo $ismysql?> size="80" class="text2" /></td>
</tr>
<tr>
 <td align="right">mysql数据库名称：</td>
 <td><input type="text" name="mysqldb" size="80" class="text2" /></td>
</tr>
<tr>
 <td align="right" height="30"><input type="submit" class="button" value="connect" <?php echo $ismysql?>  name="act" /></td>
    <td><div class="check00"><?php if("show"==$mysqlreshow){echo $mysqlre;}?> </div></td>
</tr>
</table>
</div>
</form>
<br /><br />
<form action="<?php echo phpself."?action=testinfo&icon=$icon&#testinfo5"?>" method="post">
<div id="testinfo5">
<!--邮件发送检测-->
<table cellpadding="0" cellspacing="0" border="0" width="80%" class="ctable" id="otable3" align="center">
<tr><th colspan="2">php配置参数状况</th></tr>
<tr>
    <td width="30%" align="right">请输入您要检测的参数名称：</td>
    <td><input type="text" name="opname" size="80" class="text2" /></td>
</tr>
<tr>
    <td align="right" height="30"><input type="submit" class="button" value="configuration_check" name="act" /></td>
    <td><div class="check00"><?php if("show"==$opreshow){echo $opre;}?></div></td>
</tr>
</table>
</div>
</form>
<br /><br />
<form action="<?php echo phpself."?action=testinfo&icon=$icon&#testinfo3"?>" method="post">
<div id="testinfo3">
<!--函数检测-->
<table cellpadding="0" cellspacing="0" border="0" width="80%" class="ctable" id="otable4" align="center">
<tr><th colspan="2">函数检测</th></tr>
<tr>
 <td width="30%" align="right">请输入您要检测的函数名称：</td>
 <td><input type="text" name="funname" size="80" class="text2" /></td>
</tr>
<tr>
 <td align="right" height="30"><input type="submit" class="button" value="function_check" name="act" /></td>
    <td><div class="check00"><?php if("show"==$funreshow){echo $funre;}?> </div></td>
</tr>
</table>
</div>
</form>
<br /><br />
<form action="<?php echo phpself."?action=testinfo&icon=$icon&#testinfo4"?>" method="post">
<div id="testinfo4">
<!--邮件发送检测-->
<table cellpadding="0" cellspacing="0" border="0" width="80%" class="ctable" id="otable5" align="center">
<tr><th colspan="2">mail邮件发送测试</th></tr>
<tr>
    <td width="30%" align="right">请输入您要检测的邮件地址：</td>
    <td><input type="text" name="mailreceiver" size="80" <?php echo $ismail?> class="text2" /></td>
</tr>
<tr>
    <td align="right" height="30"><input type="submit" class="button" value="sendmail" <?php echo $ismail?>  name="act" /></td>
    <td><div class="check00"><?php if("show"==$mailreshow){echo $mailre;}?></div></td>
</tr>
</table>
</div>
</form>

<?php
  break;
}?>
</div>

</div>
</body>
</html>
<?php

/*=============================================================
    函数库
=============================================================*/

/*-------------------------------------------------------------------------------------------------------------
    检测函数支持
--------------------------------------------------------------------------------------------------------------*/
    function isfun($funname)
    {
        return (false !== function_exists($funname))?yes:no;
    }
/*-------------------------------------------------------------------------------------------------------------
    检测php设置参数
--------------------------------------------------------------------------------------------------------------*/
    function getcon($varname)
    {
        switch($res = get_cfg_var($varname))
        {
            case 0:
            return no;
            break;
            case 1:
            return yes;
            break;
            default:
            return $res;
            break;
        }
        
    }
/*-------------------------------------------------------------------------------------------------------------
    整数运算能力测试
--------------------------------------------------------------------------------------------------------------*/
    function test_int()
    {
        $timestart = gettimeofday();
        for($i = 0; $i <= 3000000; $i++);
        {
            $t = 1+1;
        }
        $timeend = gettimeofday();
        $time = ($timeend["usec"]-$timestart["usec"])/1000000+$timeend["sec"]-$timestart["sec"];
        $time = round($time, 6)."秒";
        return $time;
    }
/*-------------------------------------------------------------------------------------------------------------
    浮点运算能力测试
--------------------------------------------------------------------------------------------------------------*/
    function test_float()
    {
        $t = pi();
        $timestart = gettimeofday();
        for($i = 0; $i < 3000000; $i++);
        {
            sqrt($t);
        }
        $timeend = gettimeofday();
        $time = ($timeend["usec"]-$timestart["usec"])/1000000+$timeend["sec"]-$timestart["sec"];
        $time = round($time, 6)."秒";
        return $time;
    }
/*-------------------------------------------------------------------------------------------------------------
    数据io能力测试
--------------------------------------------------------------------------------------------------------------*/
    function test_io()
    {
        $fp = @fopen(phpself, "r");
        $timestart = gettimeofday();
        for($i = 0; $i < 10000; $i++)
        {
            @fread($fp, 10240);
            @rewind($fp);
        }
        $timeend = gettimeofday();
        @fclose($fp);
        $time = ($timeend["usec"]-$timestart["usec"])/1000000+$timeend["sec"]-$timestart["sec"];
        $time = round($time, 6)."秒";
        return($time);
    }
/*-------------------------------------------------------------------------------------------------------------
    比例条
--------------------------------------------------------------------------------------------------------------*/
    function bar($percent)
    {
    echo '<br/><ul class="bar">
 <li style="width:';
 echo $percent."%">";
    echo '&nbsp;</li>
    </ul>';
}
/*-------------------------------------------------------------------------------------------------------------
    根据不同系统取得cpu相关信息
--------------------------------------------------------------------------------------------------------------*/
 switch(php_os) {
  case "linux":
   $sysreshow = (false !== ($sysinfo = sys_linux()))?"show":"none";
   break;
  case "freebsd":
   $sysreshow = (false !== ($sysinfo = sys_freebsd()))?"show":"none";
   break;
  case "winnt":
   $sysreshow = (false !== ($sysinfo = sys_windows()))?"show":"none";
   break;
  default:
   break;
 }

/*-------------------------------------------------------------------------------------------------------------
    系统参数探测 linux
--------------------------------------------------------------------------------------------------------------*/
    function sys_linux()
    {
        // cpu
        if (false === ($str = @file("/proc/cpuinfo"))) return false;
        $str = implode("", $str);
        @preg_match_all("/models+names{0,}:+s{0,}([ws)(.]+)[ ]+/", $str, $model);
        //@preg_match_all("/cpus+mhzs{0,}:+s{0,}([d.]+)[ ]+/", $str, $mhz);
        @preg_match_all("/caches+sizes{0,}:+s{0,}([d.]+s{0,}[a-z]+[ ]+)/", $str, $cache);
        if (false !== is_array($model[1]))
            {
            $res['cpu']['num'] = sizeof($model[1]);
            for($i = 0; $i < $res['cpu']['num']; $i++)
            {
                $res['cpu']['detail'][] = "类型：".$model[1][$i]." 缓存：".$cache[1][$i];
            }
            if (false !== is_array($res['cpu']['detail'])) $res['cpu']['detail'] = implode("<br />", $res['cpu']['detail']);
            }
        
        // uptime
        if (false === ($str = @file("/proc/uptime"))) return false;
        $str = explode(" ", implode("", $str));
        $str = trim($str[0]);
        $min = $str / 60;
        $hours = $min / 60;
        $days = floor($hours / 24);
        $hours = floor($hours - ($days * 24));
        $min = floor($min - ($days * 60 * 24) - ($hours * 60));
        if ($days != 0) {$res['uptime'] = $days."天";}
        if ($hours != 0) {$res['uptime'] .= $hours."小时";}
        $res['uptime'] .= $min."分钟";
        
        // memory
        if (false === ($str = @file("/proc/meminfo"))) return false;
        $str = implode("", $str);
        preg_match_all("/memtotals{0,}:+s{0,}([d.]+).+?memfrees{0,}:+s{0,}([d.]+).+?swaptotals{0,}:+s{0,}([d.]+).+?swapfrees{0,}:+s{0,}([d.]+)/s", $str, $buf);
        
        $res['memtotal'] = round($buf[1][0]/1024, 2);
        $res['memfree'] = round($buf[2][0]/1024, 2);
        $res['memused'] = ($res['memtotal']-$res['memfree']);
        $res['mempercent'] = (floatval($res['memtotal'])!=0)?round($res['memused']/$res['memtotal']*100,2):0;
        
        $res['swaptotal'] = round($buf[3][0]/1024, 2);
        $res['swapfree'] = round($buf[4][0]/1024, 2);
        $res['swapused'] = ($res['swaptotal']-$res['swapfree']);
        $res['swappercent'] = (floatval($res['swaptotal'])!=0)?round($res['swapused']/$res['swaptotal']*100,2):0;
        
        // load avg
        if (false === ($str = @file("/proc/loadavg"))) return false;
        $str = explode(" ", implode("", $str));
        $str = array_chunk($str, 3);
        $res['loadavg'] = implode(" ", $str[0]);
        
        return $res;
    }
/*-------------------------------------------------------------------------------------------------------------
    系统参数探测 freebsd
--------------------------------------------------------------------------------------------------------------*/
    function sys_freebsd()
    {
        //cpu
        if (false === ($res['cpu']['num'] = get_key("hw.ncpu"))) return false;
        $res['cpu']['detail'] = get_key("hw.model");
        
        //load avg
        if (false === ($res['loadavg'] = get_key("vm.loadavg"))) return false;
        $res['loadavg'] = str_replace("{", "", $res['loadavg']);
        $res['loadavg'] = str_replace("}", "", $res['loadavg']);
        
        //uptime
        if (false === ($buf = get_key("kern.boottime"))) return false;
        $buf = explode(' ', $buf);
        $sys_ticks = time() - intval($buf[3]);
        $min = $sys_ticks / 60;
        $hours = $min / 60;
        $days = floor($hours / 24);
        $hours = floor($hours - ($days * 24));
        $min = floor($min - ($days * 60 * 24) - ($hours * 60));
        if ($days != 0) $res['uptime'] = $days."天";
        if ($hours != 0) $res['uptime'] .= $hours."小时";
        $res['uptime'] .= $min."分钟";
        
        //memory
        if (false === ($buf = get_key("hw.physmem"))) return false;
        $res['memtotal'] = round($buf/1024/1024, 2);
        $buf = explode(" ", do_command("vmstat", ""));
        $buf = explode(" ", trim($buf[2]));
        
        $res['memfree'] = round($buf[5]/1024, 2);
        $res['memused'] = ($res['memtotal']-$res['memfree']);
        $res['mempercent'] = (floatval($res['memtotal'])!=0)?round($res['memused']/$res['memtotal']*100,2):0;
          
        $buf = explode(" ", do_command("swapinfo", "-k"));
        $buf = $buf[1];
        preg_match_all("/([0-9]+)s+([0-9]+)s+([0-9]+)/", $buf, $bufarr);
        $res['swaptotal'] = round($bufarr[1][0]/1024, 2);
        $res['swapused'] = round($bufarr[2][0]/1024, 2);
        $res['swapfree'] = round($bufarr[3][0]/1024, 2);
        $res['swappercent'] = (floatval($res['swaptotal'])!=0)?round($res['swapused']/$res['swaptotal']*100,2):0;
        
        return $res;
    }
    
/*-------------------------------------------------------------------------------------------------------------
    取得参数值 freebsd
--------------------------------------------------------------------------------------------------------------*/
function get_key($keyname)
    {
        return do_command('sysctl', "-n $keyname");
    }
    
/*-------------------------------------------------------------------------------------------------------------
    确定执行文件位置 freebsd
--------------------------------------------------------------------------------------------------------------*/
    function find_command($commandname)
    {
        $path = array('/bin', '/sbin', '/usr/bin', '/usr/sbin', '/usr/local/bin', '/usr/local/sbin');
        foreach($path as $p)
        {
            if (@is_executable("$p/$commandname")) return "$p/$commandname";
        }
        return false;
    }
    
/*-------------------------------------------------------------------------------------------------------------
    执行系统命令 freebsd
--------------------------------------------------------------------------------------------------------------*/
    function do_command($commandname, $args)
    {
        $buffer = "";
        if (false === ($command = find_command($commandname))) return false;
        if ($fp = @popen("$command $args", 'r'))
            {
    while (!@feof($fp))
    {
     $buffer .= @fgets($fp, 4096);
    }
    return trim($buffer);
   }
        return false;
    }

/*-------------------------------------------------------------------------------------------------------------
    系统参数探测 windows
--------------------------------------------------------------------------------------------------------------*/
    function sys_windows()
 {
 //$phpos=php_os;
 $sysinfo['uptime'] ="对不起windows系统不支持";
 
 }
?>

作者：    freemouse
     主页：    www.cnphp.info
     接口demo： http://www.cnphp.info/tianqi
     用法： 可以直接调用上面的地址会显示当地的天气信息，也可以这样用
    http://www.cnphp.info/tianqi/?q=江苏省南京市
    **/

    $p = $_get['q'];
    $k = 0;
    $encoding = mb_detect_encoding($p);
    if($encoding != "utf-8"){
        $p = mb_convert_encoding($p,"utf-8","gbk");
    }
    $p_arr = array(
       "01" => "北京",
      "02" => "上海",
      "03" => "天津",
      "04" => "重庆",
      "05" => "黑龙江",
      "06" => "吉林",
      "07" => "辽宁",
      "08" => "内蒙古",
      "09" => "河北",
      "10" => "山西",
      "11" => "陕西",
      "12" => "山东",
      "13" => "新疆",
      "14" => "西藏",
      "15" => "青海",
      "16" => "甘肃",
      "17" => "宁夏",
      "18" => "河南",
      "19" => "江苏",
      "20" => "湖北",
      "21" => "浙江",
      "22" => "安徽",
      "23" => "福建",
      "24" => "江西",
      "25" => "湖南",
      "26" => "贵州",
      "27" => "四川",
      "28" => "广东",
      "29" => "云南",
      "30" => "广西",
      "31" => "海南",
      "32" => "香港",
      "33" => "澳门",
      "34" => "台湾"
    );
 
    function find(&$item,$key,$data){
        global $k;
        if(preg_match("/$item/u",$data)){
           $k = $key;
        }
    }
 
    function get_data_arr($key){
        if(!file_exists("./data/city{$key}.xml")){
            $c =file_get_contents( "http://m.weather.com.cn/data5/city{$key}.xml" );
            file_put_contents("./data/city{$key}.xml",$c);
        }
        else{
            $c = file_get_contents("./data/city{$key}.xml");
        }
       $arr = explode(",",$c);
       foreach($arr as $v){
           $data = explode("|",$v);
           $ret[$data[0]] = $data[1];
       }
       return $ret;
    }
 
    array_walk($p_arr,'find',$p);
    array_walk(get_data_arr($k),'find',$p);
    array_walk(get_data_arr($k),'find',$p);
    $ccode = get_data_arr($k);
    echo file_get_contents("http://m.weather.com.cn/data/{$ccode[$k]}.html");