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      改進的IP計數器

      [摘要]<? //require (’common.inc’); arr_request=array(); if (count(HTTP_GET_VARS)) while (list(key,value)=each(HTTP_GET_VARS)) ...
      <?  
      //require (’common.inc’);  
      $arr_request=array();  
      if (count($HTTP_GET_VARS))  
          {  
          while (list($key,$value)=each($HTTP_GET_VARS))  
          {  
              $arr_request[strtolower($key)]=$value;  
          }  
      }  
      if (count($HTTP_POST_VARS))  
      {  
          WHILE (list($key,$value)=each($HTTP_POST_VARS))  
          {  
              $arr_request[strtolower($key)]=$value;  
          }  
      }  
      $link=@mysql_connect("localhost","kong","kong");  
      mysql_select_db("mywebdb");
      $ip=$REMOTE_ADDR;  
      $current=getdate(time());  
      $day=$current["mday"];  
      $query="select * from addcount where day=\"$day\"";
      $result=@mysql_query($query);
      if(!$num=@mysql_num_rows($result))
          $num=1;
      while($row=@mysql_fetch_row($result))
      {  
          if (strcmp($ip,$row[1])==0)  
          {  
              $i=1;
              $id=$row[0];
              $click=$row[3]+1;
              $up="update addcount set click_count=click_count+1 where id=$id";  
              $result2=@mysql_query($up);
      //        break;
          }  
          $total+=$row[3];
      }  
      $total++;
      if(!$i){
          $query1="insert into addcount (ip,day,click_count )values ('$ip','$day',1)";  
          mysql_db_query("mywebdb",$query1,$link);  
          $click=1;
      }
      echo "<html><head><title>計數器</title></head>";
          echo "你是第" .$num."訪問者<BR>";
          echo "今天你第".$click."次點擊<BR>";
          echo "今天總點擊".$total."次<BR>";

      /*
      表:  
      addcount  
      CREATE TABLE addcount (
         id int(6) DEFAULT '0' NOT NULL auto_increment,
         ip char(20) NOT NULL,
         day int(2) NOT NULL,
         click_count int(3) NOT NULL,
         PRIMARY KEY (id)
      );
      */
      ?>  


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