| PHP5对Mysql5的任意数据库表的管理代码示例(四) |
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作者:网络 文章来源:三峡网建收集 点击数: 更新时间:2007-11-21  |
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续:如果点击删除一个条目则会跳转到del.php //del.php <html> <head><title>Deleting an entry from the database</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> </head> <body bgcolor=#ffffff> <h2>Delete an entry</h2> <? $database = "sunsite"; $tablename = $_REQUEST['tablename']; echo "<h2>Data from $tablename</h2>"; 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:<br><p></p>"; echo "<table width=90% align=center border=1><tr>"; while ($r = mysql_fetch_array($result)) { echo "<td align=center bgcolor=#00FFFF>$r[0]</td>"; $colname[$column] = $r[0]; $column = $column + 1; } echo "</tr>"; mysql_free_result($result);
$query = "select * from $tablename"; $result = mysql_db_query($database, $query); if ($result) while ($r = mysql_fetch_array($result)) { echo "<tr>"; echo "<td><a href="dele.php?$colname[0]=$r[0]&tablename=$tablename">$r[0]</td>"; for($col=1;$col<$column;$col++) echo "<td>$r[$col]</td>"; echo "</tr>"; } echo "</table>"; } else echo "No data."; mysql_free_result($result);
?> <a href="tables.php?tablename=<? echo "$tablename"?>">Finish</a> </body> </html> 然后写入数据库 //dele.php <?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, $query); Header("Location: edit.php?tablename=$tablename"); ?> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 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。 |
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