php投票系统
Posted 迪恩杰
tags:
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投票分类
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <?php $db= new mysqli("localhost","root","root","db_0808"); $sql= "select * from fenlei"; $result=$db->query($sql); $data_c= $result->fetch_all(); ?> <table border="1"> <?php foreach ($data_c as $i){ echo" <tr><th><a href=‘vote.php?id={$i[0]}&is_radio={$i[2]}‘>{$i[1]}</a></th></tr>"; } ?> </table> </body> </html>
投票界面
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<?php
$id=$_GET[‘id‘];
$is_radio=$_GET[‘is_radio‘];
$db= new Mysqli("localhost","root","root","db_0808");
$sql= "select * from toupiao WHERE category_id=‘{$id}‘";
$result=$db->query($sql);
$data=$result->fetch_all();
?>
<form action="tongji.php" method="post">
<table>
<tr>
<td>名字</td>
<td>投票</td>
</tr>
<?php
if ($is_radio==1){
foreach ($data as $i){
echo "<tr>
<td>{$i[1]}</td>
<td><input type=‘radio‘ name=‘r‘ value=‘{$i[0]}‘></td>
</tr>";
}
}else{
foreach ($data as $i){
echo "<tr>
<td>{$i[1]}</td>
<td><input type=‘checkbox‘ name=‘r[]‘ value=‘{$i[0]}‘></td>
</tr>";
}
}
?>
</table>
<input type="submit" value="提交">
</form>
</body>
</html>
投票处理
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<table>
<tr>
<td>名字</td>
<td>票数</td>
</tr>
<?php
//$db= new Mysqli("localhost","root","root","db_0808");
require_once "../ZY/YIN.class.php";
$db = new YIN();
$ip=$_SERVER[‘REMOTE_ADDR‘];//获取ip
$sql="select count(*) from table2 where ip=‘{$ip}‘";
$data = $db->StrQuery($sql);
if($data!=‘0‘){
echo "每个人一天只能投一次";
$r=$_POST[‘r‘];
if (is_array($r)){
$s=implode(‘,‘,$r);
$sq="select * from toupiao where id in ({$s})";
}else{
$sq="select * from toupiao where id = {$r}";
}
$qurle=$db->Query($sq);
foreach ($qurle as $i){
echo "<tr><td>{$i[1]}</td><td>{$i[2]}</td></tr>";
}
}else{
$sql = "INSERT INTO table2 VALUES (null,‘{$ip}‘,DEFAULT)";
$squel=$db->strQuery($sql,0);
if($squel){
// $upsql=update table_name set votes = votes + 1 where ...
//然后把数据insert into 到table2中
$r=$_POST[‘r‘];
if (is_array($r)){
$s=implode(‘,‘,$r);
$sql="update toupiao set count=(count+1) where id in ({$s})";
}else{
$sql="update toupiao set count=(count+1) where id = {$r}";
}
$data=$db->query($sql,0);
if ($data){
//echo "success";
if (is_array($r)){
$s=implode(‘,‘,$r);
$sq="select * from toupiao where id in ({$s})";
}else{
$sq="select * from toupiao where id = {$r}";
}
$qurle=$db->Query($sq);
foreach ($qurle as $i){
echo "<tr><td>{$i[1]}</td><td>{$i[2]}</td></tr>";
}
}
}
}
?>
</table>
</body>
</html>
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