php桌面中心(三) 修改数据库

时间：2021-05-26

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))
{
$query="update$jpgsetid='$id',url='$url',mess='$mess',
fromx='$fromx',url1='$url1',mess1='$mess1',fromx1='$fromx1',url2='$url2',
mess2='$mess2',fromx2='$fromx2',url3='$url3',mess3='$mess3',fromx3='$fromx3'
whereid='$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"<ahref='set.htm'>回到首页</a>";
exit();
}
$query="SELECTid,url,mess,fromx,url1,mess1,fromx1,url2,mess2,fromx2,url3,mess3,fromx3from$jpg
whereid='$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"
<formaction='ww.php'method='post'>n
<table>n
<tr>n
<td>ID:<td><inputtype=textname='id'value='$id'></tr>n
<tr>n
<td>类形:<td><inputtype=textname='jpg'value='$jpg'></tr>n
<tr>n
<td>图片url地址:<td><inputtype=textname='url'size='100'value='$url'></tr>n
<tr>n
<td>说明:<td><inputtype=textname='mess'size='100'value='$mess'></tr>n
<tr>n
<td>来自:<td><inputtype=textname='fromx'size='100'value='$fromx'></tr>n
<tr>n
<td>图片url地址:<td><inputtype=textname='url1'size='100'value='$url1'></tr>n
<tr>n
<td>说明:<td><inputtype=textname='mess1'size='100'value='$mess1'></tr>n
<tr>n
<td>来自:<td><inputtype=textname='fromx1'size='100'value='$fromx1'></tr>n
<tr>n
<td>图片url地址:<td><inputtype=textname='url2'size='100'value='$url2'></tr>n
<tr>n
<td>说明:<td><inputtype=textname='mess2'size='100'value='$mess2'></tr>n
<tr>n
<td>来自:<td><inputtype=textname='fromx2'size='100'value='$fromx2'></tr>n
<tr>n
<td>图片url地址:<td><inputtype=textname='url3'size='100'value='$url3'></tr>n
<tr>n
<td>说明:<td><inputtype=textname='mess3'size='100'value='$mess3'></tr>n
<tr>n
<td>来自:<td><inputtype=textname='fromx3'size='100'value='$fromx3'></tr>n
</table>n
<inputtype=submitvalue='更新'>n
</form>n";
}
else
{?>
<h3>请输放需要更改的id:</h3>
<center><formaction='ww.php'method='post'>
<br>
动漫桌布
<inputtype="radio"name="jpg"value="jpg"checked>
平分秋色水彩画
<inputtype="radio"name="jpg"value="jpg1">
明星写真
<inputtype="radio"name="jpg"value="jpg2">
广告创意
<inputtype="radio"name="jpg"value="jpg3">
其它类
<inputtype="radio"name="jpg"value="jpg4">
<br>
<inputtype=textname='id'>
<inputtype=submitvalue='查询'>
</form></center>
<?}?>
</body>
</html>

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