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อยากทราบว่าทำไมเขียน code ให้ข้อมูลหน้าเก่ามาขึ้นในหน้า edit เพื่อแก้ไข ไม่ได้ ไม่ทราบว่าผิดตรงไหนค่ะ |
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อาจเป็นไปได้ว่า action และ sid เป็นค่าว่าง
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Date :
2013-08-14 22:01:35 |
By :
Krungsri |
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คือในการทำงาน จะเป็นการค้นหาข้อมูล แล้วคลิกเข้าไปแก้ไข แต่คลิกเข้าไปในส่วนการแก้ไข ข้อมูลเก่าไม่แสดง อยากให้ข้อมูลเก่าแสดงขึ้นมาค่ะ ไม่ทราบเขียนคำสั่งผิดส่วนไหนค่ะ รบกวนช่วยแนะนำหน่อยนะคะ
Code (PHP)
<?
if($_POST[action]=="search")
{
$sqlsearch="select * from tb_work where $_POST[fieldname] like '%$_POST[data]%'";
$datasearch=mysql_query($sqlsearch) or die('เขียน sql ผิด');
$count=mysql_num_rows($datasearch);
echo "จำนวนที่ค้นพบ $count สถานที่";
echo "<table width=\"800\" border=\"1\">";
echo "<tr>";
echo "<th>รหัสสถานที่ฝึกงาน</th>";
echo "<th>ชื่อสถานที่ฝึกงาน</th>";
echo "<th>ที่อยู่</th>";
echo "<th>เบอร์โทร</th>";
echo "<th>แก้ไข</th>";
echo "<th>ลบ</th>";
echo "</tr>";
while($field=mysql_fetch_array($datasearch))
{
$work_id=$field[work_id];
$work_name=$field[work_name];
$work_add=$field[work_add];
$work_tel=$field[work_tel];
echo "<tr>";
echo "<td>$work_id</td>";
echo "<td>$work_name</td>";
echo "<td>$work_add</td>";
echo "<td>$work_tel</td>";
echo "<td><a href=\"work.php?sid=$work_id&action=update\">แก้ไข</a></td>";
echo "<td><a href=\"work.php?sid=$work_id&action=delete\"onclick='return warn_del();'>ลบ </a></td>";
echo "</tr>";
}
echo "</table>";
mysql_close();
}
if($_GET [action]=="delete")
{
$sqldel="delete from tb_work where work_id='$_GET[sid]' ";
mysql_query($sqldel)or die ('sql ผิด');
echo "ลบข้อมูล $_GET[sid] เรียบร้อยแล้ว";
}
if($_GET[action]=="update")
{
$sqlsearch="select * from tb_work where work_id='$_GET[sid]' ";
$datasearch=mysql_query($sqlsearch)or die("sql ผิด");
$fieldstd=mysql_fetch_array($datasearch);
$work_id=$field[work_id];
$work_name=$field[work_name];
$work_add=$field[work_add];
$work_tel=$field[work_tel];
echo "แก้ไขข้อมูลสาขาวิชา";
echo "<form action=\"work.php\" method=\"post\">";
echo "<table width=\"700\" border=\"1\">" ;
echo "<tr>";
echo "<td align=\"right\">รหัสสถานที่ฝึกงาน </td>";
echo "<td>";
echo "<input type=\"text\" name=\"work_id\" value=\"$work_id\">";
echo "</td>";
echo "</tr>";
echo "<tr>";
echo "<td align=\"right\">ชื่อสถานที่ฝึกงาน </td>";
echo "<td>";
echo "<input type=\"text\" name=\"work_name\" value=\"$work_name\">";
echo "</td>";
echo "</tr>";
echo "<tr>";
echo "<td align=\"right\">ที่อยู่ </td>";
echo "<td>";
echo "<input type=\"text\" name=\"work_add\" value=\"$work_add\">";
echo "</td>";
echo "</tr>";
echo "<tr>";
echo "<td align=\"right\">เบอร์โทร</td>";
echo "<td>";
echo "<input type=\"text\" name=\"work_tel\" value=\"$work_tel\">";
echo "</td>";
echo "</tr>";
echo "<tr>";
echo "<td align=\"right\"> </td>";
echo "<td>";
echo "<input type=\"submit\" value=\"บันทึก\">";
echo "<input type=\"reset\" value=\"ยกเลิก\">";
echo "<input type=\"hidden\" name=\"action\" value=\"saveupdate\">";
echo "<input type=\"hidden\" name=\"old_stdid\" value=\"$major_id\">";
echo "</td>";
echo "</tr>";
echo "</table>";
echo "</form>";
}
if($_POST[action]=="saveupdate")
{
$sqlupdate="update tb_work set work_id='$_POST[work_id]',work_name='$_POST[work_name]'
,work_add='$_POST[work_add]',work_tel='$_POST[work_tel]' where work_id='$_POST[old_stdid]' ";
mysql_query($sqlupdate)or die("sqlupdate ผิด");
echo "แก้ไขข้อมูลเรียบร้อยแล้ว";
}
?>
</td>
</tr>
</table>
<!-- End Save for Web Slices -->
</body>
</html>
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Date :
2013-08-15 17:30:09 |
By :
Love1234 |
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ขอบคุงสำหรับทุกคำตอบมากๆๆนะคะ
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Date :
2013-08-26 21:34:07 |
By :
Love1234 |
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Load balance : Server 01
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