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  • PHP语言 -- 投票练习题

    Test.php

    <style type="text/css">
    *{
    margin:0px auto;
    padding:0px;
    }
    
    .title
    {
    height:50px;
    margin:20px 0px 0px 20px;
    }
    
    .list
    {
    width:300px;
    height:200px;
    margin-left:20px;
    }
    
    .xx
    {
    width:300px;
    height:30px;
    }

    .jieguo
    {
    300px;
    height:200px;
    margin-left:20px;
    }
    .xxnr
    {
    300px;
    height:30px;
    }
    </style>
    <body>
    
    <form action="ChuLi.php" method="post">
    <?php
    include("DBDA.php");
    $db = new DBDA();
    
    $sql = "select * from DiaoYanTiMu";
    
    $result = $db->Query($sql);
    //题目标题
    echo "<div class='titile'>{$result[0][1]}</div>";
    
    $code = $result[0][0];
    
    $sqlx = "select * from DiaoYanXuanXiang where TiMuDaiHao = {$code}";
    
    $resultx = $db->Query($sqlx);
    $xian="";
    if(@$_GET["bs"]==1)
    {
    $xian = "display:none";
    }
    else
    {
    $xian = "display:block";
    }
    //题目选项 echo "<div class='list' style='{$xian}'>"; for($i = 0;$i<count($resultx);$i++) { echo "<div class='xx'>"; echo "<input type='checkbox' value='{$resultx[$i][0]}' name='opt[]' />" echo "<span>{$resultx[$i][1]}</span>"; echo "</div>"; } echo "</div>";
    //下面的投票结果的DIV
    $xianshi="";
    if(@$_GET["bs"]==1)
    {
    $xianshi = "display:block";
    }
    else
    {
    $xianshi = "display:none";
    }

    echo "<div class='jieguo' style='{$xianshi}'>";
    //求总人数
    $sqlcount = "select sum(Numbers) from DiaoYanXuanXiang";
    $attrcount = $db->Query($sqlcount);

    //查所有选项
    //$resultx 里已经查出

    for($j=0;$j<count($resultx);$j++)
    {
    $rs = $result[$j][2];
    if($attrcount[0][0]==0)
    {
    $bfb=0;
    }
    else
    {
    $bfb = ($rs/$attrcount[0][0])*100;
    }

    echo "<div class='xxnr'>";
    echo "<span style='float:left'>{$resultx[$j][1]}</span>";
    echo "<div style='float:left; margin:10px 0px 0px 10px; 100px; height:4px; border:1px solid #000'><div style='{$bfb}%; height:4px margin-left:0px; background-color:#666'></div></div>";
    echo "<span
    style='float:left; margin-left:10px'>{$resultx[$j][2]}</span>";
    echo "</div>";
    }
    echo "<div>";
    echo "<span>{$resultx}</span>"
    echo "</div>";

    echo "</div>";
    ?> <div style="margin-left:20px">
    <input id="tj" type="submit" value="提交" style="float:left;<?php echo $xian ?>;margin:0px 0px 0px 10px" />
    <input id="fh" type ="button" style="float:left;<?php echo $xianshi ?>display:none;margin:0px 0px 0px 10px" onclick="ShowTP()" value="返回"/>
    <input type="button" onclick="ShowJieGuo()" value="显示结果" style="float:left;display:block;margin:0px 0px 0px 10px" />
    </div> </form> </body>
    <script type="text/javascript">
    function ShowJieGuo()
    {
    var list = document.getElementsByClassName("list");
    var jieguo = document.getElementsByClassName("jieguo");
    var tj = document.getElementById("tj");
    var fh = document.getElementById("fh");
    fh.style.display="block";
    tj.style.display="none";
    list[0].style.display="none";
    jieguo[0].style.display="block";
    }


    function ShowJieGuo()
    {
    var list = document.getElementsByClassName("list");
    var jieguo = document.getElementsByClassName("jieguo");
    var tj = document.getElementById("tj");
    var fh = document.getElementById("fh");

    fh.style.display="none";
    tj.style.display="block";
    list[0].style.display="block";
    jieguo[0].style.display="none";
    }

    </script>

    ChuLi.php 

    <?php
    
    include("DBDA.php");
    $db = new DBDA();
    
    $attr = $_POST["opt"];
    
    for($i=0;$i<count($attr);$i++)
    {
    $sql = "update DiaoYanXuanXiang set Nambers = Numbers+1 where Ids={$attr[$i]}";
    
    $db->Query($sql,0);
    }
    
    header("location:Test.php?bs=1")
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  • 原文地址:https://www.cnblogs.com/yifangtongxing/p/5403823.html
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