投票操作管理系统

╰半夏微凉° 2022-08-22 15:13 157阅读 0赞

方便人们对一件事情或一个人进行一个简单的评价，让我们对这个人有一个具体的了解

![Center][]

![Center 1][]

a.html

<html>
    <head>
    <meta charset="utf-8">
    <title>带你装逼带你飞</title>
    <script>
    function getVote(int) {
      if (window.XMLHttpRequest) {
        // IE7+, Firefox, Chrome, Opera, Safari 执行代码
        xmlhttp=new XMLHttpRequest();
      } else {
        // IE6, IE5 执行代码
        xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
      xmlhttp.onreadystatechange=function() {
      if (xmlhttp.readyState==4 && xmlhttp.status==200)
        {
          document.getElementById("poll").innerHTML=xmlhttp.responseText;
        }
      }
      xmlhttp.open("GET","poll_vote.php?vote="+int,true);
      xmlhttp.send();
    }
    </script>
    </head>
    <body>
    <style>
      body{
                  background: url("a.jpg");
              }
    </style>
    <div id="poll">
    <h3>你喜欢你老婆?</h3>
    <form>
    喜欢:
    <input type="radio" name="vote" value="0" οnclick="getVote(this.value)">
    <br>不喜欢:
    <input type="radio" name="vote" value="1" οnclick="getVote(this.value)">
    </form>
    </div>
    </body>
    </html>

poll\_vote.php

<?php
    $vote = htmlspecialchars($_REQUEST['vote']);
    
    // 获取文件中存储的数据
    $filename = "poll_result.txt";
    $content = file($filename);
    
    // 将数据分割到数组中
    $array = explode("||", $content[0]);
    $yes = $array[0];
    $no = $array[1];
    
    if ($vote == 0)
    {
      $yes = $yes + 1;
    }
    
    if ($vote == 1)
    {
      $no = $no + 1;
    }
    
    // 插入投票数据
    $insertvote = $yes."||".$no;
    $fp = fopen($filename,"w");
    fputs($fp,$insertvote);
    fclose($fp);
    ?>
    
    <h2>投票结果:</h2>
    <table>
      <tr>
      <td>喜欢:</td>
      <td>
      <span style="display: inline-block; background-color:green;
          width:<?php echo(100*round($yes/($no+$yes),2)); ?>px;
          height:20px;" ></span>
      <?php echo(100*round($yes/($no+$yes),2)); ?>%
      </td>
      </tr>
      <tr>
      <td>不喜欢:</td>
      <td>
      <span style="display: inline-block; background-color:red;
          width:<?php echo(100*round($no/($no+$yes),2)); ?>px;
          height:20px;"></span>
      <?php echo(100*round($no/($no+$yes),2)); ?>%
      </td>
      </tr>
    </table>

[Center]: /images/20220722/bdaa9b8ddff24844923a5ac636af4cc0.png
[Center 1]: /images/20220722/7cdb53b2cd0e4ab094d3579386e96f8c.png