php简单防刷计数器-PHP实例
2015-02-02来源：易贤网
2025特岗教师学科精讲课，试看满意购买，配套纸质资料免费包邮！>>
[导读] php简单防刷计数器,lt;?phprequire_once'config.php';functioncounter{nbsp;session_start;nbsp;
$sql=selectcounterfromcounter;nbsp;$result=@MySQL_query$sql;nbsp;if!empty$resultnbsp;{nbsp;$row=mysql_fetch_array$result;nbsp;$counter=++$row[co...
<?php
require_once('config.php');
function counter()
{
session_start();
$sql="select counter from counter";
);
if(!empty($result))
{
$row=mysql_fetch_array($result);
$counter=++$row[counter];
if(!$_SESSION['counter'])
{
$query="update counter set counter=$counter";
);
if($result)
{
$_SESSION['counter']=true;
}
}
$counter_len=strlen($counter);
for($i=0;$i<$counter_len;$i++)
{
$number=substr($counter,$i,1);
if(isset($number))
{
echo "<img src='image/".$number.".gif'>";
}
}
}
}
?>
更多信息请查看IT技术专栏
推荐信息