投票管理程序
表结构
CREATE TABLE poll(Poll_Id INT (11) not null AUTO_INCREMENT,Poll_Name char(50) ,Poll_Del INT (10) DEFAULT '0' , PRIMARY KEY (Poll_Id))
CREATE TABLE pollsele(Pollsele_Id INT (11) not null AUTO_INCREMENT,Pollsele_Name char(50) ,Poll_Del INT (10) DEFAULT '0' , Pollsele_poll_Id INT (10) ,pollsele_num int (10), PRIMARY KEY (Pollsele_Id))
-------------------------------------------------------------------------------------------------
poll.php //主程序
<? $db =mysql_connect("localhost", "root","391450");
mysql_select_db("class",$db);
$sql="select poll_id,Poll_Name from poll where poll_del='1'";
@$result = mysql_query($sql);
$myrow=mysql_fetch_row($result);
echo "<table align=center bgcolor=aabbcc width=250 hight=450 border=0 style='border:1px solid rgb(0,0,0)'>";
echo "<td align=center bgcolor=99aabb style='border:1px solid rgb(255,255,255)'>";
echo "$myrow[1]";
$sql="select Pollsele_Name,pollsele_poll_id from pollsele where pollsele_del='0' and pollsele_poll_id='$myrow[0]'";
@$result = mysql_query($sql);
echo "<FORM ACTION='pollsee.php?poll_id=$myrow[0]' METHOD='post' target=_blank>";
echo "<p align=center>";
while($myrow=mysql_fetch_row($result))
{
echo "<input type='radio' name=toupiao value='$myrow[0]'>$myrow[0]";
echo " "; }
echo "<br>"; echo "<br>";
echo "<input type=submit name=submit value='投票' >";
echo "</p>";
echo "</form>"; echo "</td>";
echo "</table>";
mysql_close();
echo "<br>";
echo "<p align=right>";
echo "<a href=poll_input>管理</a>"; echo "</p>"; ?>
-----------------------------------------------------------------------
poll_input.php //添加主题
<? $db =mysql_connect("localhost", "root","391450");
mysql_select_db("class",$db);
$sql="select poll_id,poll_name,poll_del from poll";
echo "<table width=300 hight=560 bgcolor=aabbcc align=center style='border:1px solid rgb(0,0,0)'>";
$result=mysql_query($sql);
while($my=mysql_fetch_row($result))
{
echo "<tr>";echo "<td align=center width=50 bgcolor=99aabb style='border: 1px solid rgb(255,255,255)'>";echo $my[0];echo "</td>";
echo "<td align=center width=200 bgcolor=99aabb style='border: 1px solid rgb(255,255,255)'><a href=pollsele.php?id=$my[0]>$my[1]</a></td>";
echo "<td align=center width=50 bgcolor=99aabb style='border: 1px solid rgb(255,255,255)'>";echo $my[2];echo "</td>";
echo "</tr>";
} echo "</table>";
?>
<html>
<head>
<?
if($submit2!="添加")
{ echo "<p align=center>";
echo "<FORM ACTION='poll_input.php' METHOD='post'>";
echo "<font color=004080>主题:</font>";
echo "<input type=text name=title size=30 value=''>";
echo "<input type=submit name=submit2 value='添加'>";
echo "</p>";
echo"</form>"; }
else
{$db =mysql_connect("localhost", "root","391450");
mysql_select_db("class",$db);
$sql="select poll_name from poll where poll_name='$title'";
mysql_query($sql);
$sql="insert into poll values('','$title','')";
mysql_query($sql);
mysql_close();
echo "<META HTTP-EQUIV=REFRESH CONTENT='1; URL=poll_input.php'>"; }
if($submit1!="有效"&&$submit3!="删除")
{ echo "<p align=center>";
echo "<FORM ACTION='poll_input.php' METHOD='post'>";
echo "<font color=004080>设置主题:</font>";
echo "<select name='sele' size=1>";
$db =mysql_connect("localhost", "root","391450");
mysql_select_db("class",$db);
$sql="select Poll_Id from poll";
$result = mysql_query($sql);
mysql_close();
while($myrow=mysql_fetch_row($result))
{ echo "<option value='$myrow[0]'>$myrow[0]";}
echo "</select>";
echo "<input type=submit name=submit1 value='有效'>";
echo "<input type=submit name=submit3 value='删除'>";
echo "</p>";
echo "</FORM>";
}
else
{
if($submit1=="有效")
{
$db =mysql_connect("localhost", "root","391450");
mysql_select_db("class",$db);
$sql="update poll set Poll_Del='0'";
$result = mysql_query($sql);
$sql="update poll set Poll_Del='1' where poll_id='$sele'";
$result = mysql_query($sql);
mysql_close();
echo "<META HTTP-EQUIV=REFRESH CONTENT='1; URL=poll_input.php'>"; }
else
{ $db =mysql_connect("localhost", "root","391450");
mysql_select_db("class",$db);
$sql="delete from poll where poll_id='$sele'";
$result = mysql_query($sql);
$sql="delete from pollsele where pollsele_poll_id='$sele'";
mysql_query($sql);
mysql_close();
echo "<META HTTP-EQUIV=REFRESH CONTENT='1; URL=poll_input.php'>"; }
}
?>
--------------------------------------------------------------------
pollsele.php //添加选项
<? $db =mysql_connect("localhost", "root","391450");
mysql_select_db("