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PHP5对Mysql5的任意数据库表的管理代码示例(四)

  • 作者:互联网
  • 时间:2009-06-04 16:36:23

续:如果点击删除一个条目则会跳转到del.php
//***.php

Deleting an entry from the database



Delete an entry


$database = "sunsite";
$tablename = $_REQUEST['tablename'];
echo "

Data from $tablename

";
mysql_connect("localhost","root","") or die ("Problem connecting to DataBase");
$query = "show columns from $tablename";
$result = mysql_db_query($database,$query);
$column = 0;
if ($result)
{
echo "Found these entries in the database:

";
echo "";
while ($r = mysql_fetch_array($result))
{
echo "";
$colname[$column] = $r[0];
$column = $column + 1;
}
echo "";
mysql_free_result($result);

$query = "select * from $tablename";
$result = mysql_db_query($database, $query);
if ($result)
while ($r = mysql_fetch_array($result))
{
echo "

";
echo "";
for($col=1;$col<$column;$col++) echo "";
echo "";
}
echo "
$r[0]
de***php?$colname[0]=$r[0]&tablename=$tablename">$r[0]$r[$col]
";
}
else echo "No data.";
mysql_free_result($result);

?>
ta***s.php?tablename=">Finish

 
然后写入数据库
//***e.php
$database = "sunsite";
$tablename = $_GET['tablename'];
mysql_connect("localhost","root","") or die ("Problem connecting to DataBase");
$query = "show columns from $tablename";
$result = mysql_db_query($database,$query);
$column = 0;
if ($result)
{
while ($r = mysql_fetch_array($result))
{
$colname[$column] = $r[0];
$column = $column + 1;
}
mysql_free_result($result);
}

$para = $_GET[$colname[0]];

mysql_connect("localhost","root","") or die ("Problem connecting to DataBase");
$query = "delete from $tablename where $colname[0]='$para';";
$result = mysql_db_query($database, $query);
Header("Location: ed***php?tablename=$tablename");
?>

以上就是所有的代码了。
把它们都放到同一个目录下面即可。
注意:提醒!以上代码在copy的时候一定注意在编辑器里面把每一行代码前面的tab去掉,不然php5编译不过。
而且在每个文件中$database目前为sunsite,$table为software,这个可以根据需要修改。

欢迎发表看法。