桌面中心(三) 修改数据库   

  •   2009-08-01/08:15
  • 下面这个程序在你输入id后就把那个id的数据列出来。然后你就可以修改后写入了.
    <html>
    <body>
    <h1>数据库的数据更新</h1>
    <?
    if(isset($id))
    {
    if(!mysql_connect("localhost","用户名","密码"))
    {echo"无法联接数据库";
    exit();
    }
    if(isset($url))
    {
    $query="update $jpg set id='$id',url='$url',mess='$mess',
    fromx='$fromx',url1='$url1',mess1='$mess1',fromx1='$fromx1',url2='$url2',
    mess2='$mess2',fromx2='$fromx2',url3='$url3',mess3='$mess3',fromx3='$fromx3'
    where id='$id'" ;
    $result=mysql_db_query("elong",$query); //执行写入

    if (!$result)
    {echo "发生错误!";
    exit();
    }
    echo "$id 已经更新!<br><br>";
    echo "<table>n
    <tr>n
    <td>ID<td>$id</tr>n
    <tr>n
    <td>url地址<td>$url</tr>n
    <tr>n
    <td>小图<td>$mess</tr>n
    <tr>n
    <td>说明<td>$fromx</tr>n
    <tr>n
    <td>url地址1<td>$url1</tr>n
    <tr>n
    <td>小图1<td>$mess1</tr>n
    <tr>n
    <td>说明1<td>$fromx1</tr>n
    <tr>n
    <td>url地址2<td>$url2</tr>n
    <tr>n
    <td>小图2<td>$mess2</tr>n
    <tr>n
    <td>说明2<td>$fromx2</tr>n
    <tr>n
    <td>url地址3<td>$url3</tr>n
    <tr>n
    <td>小图3<td>$mess3</tr>n
    <tr>n
    <td>说明3<td>$fromx3</tr>n
    </table>n";
    echo "<a href='set.htm'>回到首页</a>";
    exit();
    }
    $query="SELECT id,url,mess,fromx,url1,mess1,fromx1,url2,mess2,fromx2,url3,mess3,fromx3 from $jpg
    where id='$id'" ;
    $result=mysql_db_query("elong",$query);
    if (!$result)
    {echo "发生错误!";
    exit();
    }
    $r=mysql_fetch_array($result);
    $id = $r["id"];
    $url = $r["url"];
    $mess = $r["mess"];
    $fromx = $r["fromx"];
    $url1 = $r["url1"];
    $mess1 = $r["mess1"];
    $fromx1 = $r["fromx1"];
    $url2 = $r["url2"];
    $mess2 = $r["mess2"];
    $fromx2 = $r["fromx2"];
    $url3 = $r["url3"];
    $mess3 = $r["mess3"];
    $fromx3 = $r["fromx3"];
    echo"
    <form action='ww.php' method='post'>n
    <table>n
    <tr>n
    <td>ID:<td> <input type=text name='id' value='$id'></tr>n
    <tr>n
    <td>类形:<td> <input type=text name='jpg' value='$jpg'></tr>n
    <tr>n
    <td>图片url地址:<td> <input type=text name='url' size='100' value='$url'></tr>n
    <tr>n
    <td>说明:<td> <input type=text name='mess' size='100' value='$mess'></tr>n
    <tr>n
    <td>来自:<td> <input type=text name='fromx' size='100' value='$fromx'></tr>n
    <tr>n
    <td>图片url地址:<td> <input type=text name='url1' size='100' value='$url1'></tr>n
    <tr>n
    <td>说明:<td> <input type=text name='mess1' size='100' value='$mess1'></tr>n
    <tr>n
    <td>来自:<td> <input type=text name='fromx1' size='100' value='$fromx1'></tr>n
    <tr>n
    <td>图片url地址:<td> <input type=text name='url2' size='100' value='$url2'></tr>n
    <tr>n
    <td>说明:<td> <input type=text name='mess2' size='100' value='$mess2'></tr>n
    <tr>n
    <td>来自:<td> <input type=text name='fromx2' size='100' value='$fromx2'></tr>n
    <tr>n
    <td>图片url地址:<td> <input type=text name='url3' size='100' value='$url3'></tr>n
    <tr>n
    <td>说明:<td> <input type=text name='mess3' size='100' value='$mess3'></tr>n
    <tr>n
    <td>来自:<td> <input type=text name='fromx3' size='100' value='$fromx3'></tr>n
    </table>n
    <input type=submit value='更新'>n
    </form>n";
    }
    else
    {?>
    <h3>请输放需要更改的id:</h3>
    <center><form action='ww.php' method='post'>
    <br>
    动漫桌布
    <input type="radio" name="jpg" value="jpg" checked>
    平分秋色水彩画
    <input type="radio" name="jpg" value="jpg1">
    明星写真
    <input type="radio" name="jpg" value="jpg2">
    广告创意
    <input type="radio" name="jpg" value="jpg3">
    其它类
    <input type="radio" name="jpg" value="jpg4">
    <br>
    <input type=text name='id'>
    <input type=submit value='查询'>
    </form></center>

    <?}?>


    </body>
    </html>

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