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php 投票系统练习

时间:2016-06-18 12:47:18      阅读:193      评论:0      收藏:0      [点我收藏+]

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style type="text/css">
.x
{
    float:left;
}
#top
{
    width:500px;
    height:150px;
}
#bottom
{
    width:500px;
    height:150px;
    display:none;
}
#fanhui
{
    display:none;}
</style>
</head>

<body>
<!--投票页面-->
<form action="toupiaochuli.php" method="post">
<?php
include("dbda.class.php");
$db=new dbda();
$stm="select * from diaoyantimu limit 0,1";
$atm=$db->Query($stm);    

echo "<div>题目名称:{$atm[0][1]}</div>";

$sxx="select * from diaoyanxuanxiang where timudaihao=‘{$atm[0][0]}‘";
$axx=$db->Query($sxx);

echo"<div id=‘top‘>";

foreach($axx as $v)
{
        echo "<div><input type=‘checkbox‘ value=‘{$v[0]}‘ 
        name=‘xx[]‘ />{$v[1]}</div>";
}

echo"</div>";
?>

<!--显示结果-->
<div id="bottom">
<?php

$sum="select sum(numbers) from diaoyanxuanxiang where 
timudaihao=‘{$atm[0][0]}‘";
$asum=$db->Query($sum);
$total=$asum[0][0];

foreach($axx as $v)
{
    $bfb=($v[2]/$total)*100;
    
    echo"<div><span class=‘x‘>{$v[1]}</span>
    <div class=‘x‘ style=‘border:1px solid black; width:120px; height:12px;‘>
        <div style=‘background-color:red;height:12px;width:{$bfb}%‘>
        </div>
    </div>
    <span class=‘x‘>&nbsp;{$v[2]}&nbsp;</span>
    <span class=‘x‘>{$bfb}%</span>
    </div>
    <div style=‘clear:both‘></div>";
    }

?>
</div>

<div id="anniu">
<input type="submit" value="提交" />
<input type="button" value="查看" onclick="showresult()" />
</div>
<div id="fanhui"><input type="button" value="返回" onclick="show()" /></div>
</form>

</body>
<script type="text/javascript">
function showresult()
{
    document.getElementById("top").style.display="none";    
    document.getElementById("bottom").style.display="block";
    document.getElementById("fanhui").style.display="block";
    document.getElementById("anniu").style.display="none";            
}
function show()
{
    document.getElementById("top").style.display="block";    
    document.getElementById("bottom").style.display="none";
    document.getElementById("fanhui").style.display="none";
    document.getElementById("anniu").style.display="block";            
}
</script>
</html>
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<?php
$ids=$_POST["xx"];
include("dbda.class.php");
$db=new dbda();

foreach($ids as $v)
{
    $sql="update diaoyanxuanxiang set numbers=numbers+1 where
    ids=‘{$v}‘";
    $db->Query($sql,0);
}

header("location:lianxi.php");
View Code

 

php 投票系统练习

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原文地址:http://www.cnblogs.com/bilibiliganbei/p/5595889.html

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