文章推荐系统（三）-PHP实例

=====Article.php==== <? if(!isset($pagenum)){    $pagenum=1;} $conn=MySQL_connect("localhost","user","passWord"); mysql_select_db("bamboo"); $sql="select count(*) from article"; $result=mysql_query($sql,$conn); $count=mysql_result($result,0); $sign=0; $lesssign=0; $pagec=1;     for($icount=0;($icount<$count)&&($sign=0);$icount+=16){       for($i=0;$i<=16;$i++){         if(($icount*16+$i)==$count)           $sign=1;        }     $pagec++;     }     $dispeof=16*$pagenum;   $dispend=16*($pagenum-1);   if($count>=(16*$pagenum))     $dispbeg=16*$pagenum;   else     $dispbeg=$count;      $isdispnum=$count-$dispeof;     if($isdispnum<0){       $lesssign=1;     }   echo"<table width=100%>";    $fuhao="◇  ";     $color=e9eae9;     $iscolor=0;     $lessnum=0;   for($i=$dispbeg;$i>$dispend;$i--){       $sql="select *from article where id='$i'";       $result=mysql_query($sql,$conn);        echo"<tr><td align=left bgcolor=$color>";        echo $fuhao;       echo"<a href=articledisp.php?article_id=$i>";       $obj=mysql_fetch_object($result);       echo $obj->articlename;       echo"</a></td></tr>";       $lessnum++;          if($iscolor==0){          $color=ffffff;          $iscolor=1;        }        else{          $color=e9eae9;          $iscolor=0;        }       }        if($lesssign==1){       for($iless=$lessnum;$iless<=16;$iless++){        echo"<tr bgcolor=$color><td>";        echo $fuhao."<br>n";        echo"</td></tr>";           if($iscolor==0){          $color=ffffff;          $iscolor=1;        }        else{          $color=e9eae9;          $iscolor=0;        }        }     }   echo"</table>";   ?>    </td>   </tr>     </table>   <?    echo"<table width=100% bgcolor=00ff00>";     $str="共有";     $str=$str.strval($pagec);     $str=$str."页";     echo"<tr><td>$str";     echo"</td>";     echo"<td align=center>";     $str="当前页是第";     $str=$str.strval($pagenum);     $str=$str."页";     echo $str;     echo"</td>";     echo"<td>";     echo"转到第";     for($i=1;$i<=$pagec;$i++){       $strpage=" ";       $strpage=$strpage.strval($i);       $strpage=$strpage." ";        echo"<a href=articlcont.php?pagenum=$i>$strpage</a>";     }     echo"页";     echo"</td>";     echo"</tr>";     echo"</table>";     mysql_close($conn);   ?>                                                                (待续）  

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