可以实现在线人数统计，日访问量统计，月访问量统计。。。。。
<?
$sql = "CREATE TABLE guestinfo(id integer DEFAULT '0' NOT NULLAUTO_INCREMENT,
ipaddress varchar(20),
hostvarchar(20),
cometimedatetime,
refreshtime datetime,
leavetimedatetime,
PRIMARY KEY(id),
UNIQUE id(id),
index guestinfo(id)
)";
mysql_query($sql, $connect);
?>
<?
$duration = 300;
$sql = "select * from guestinfo where(leavetime is null or leavetime='') and ( UNIX_TIMESTAMP(NOW())-UNIX_TIMESTAMP(refreshtime))>$duration";
$result=@mysql_query($sql);
while($row=@mysql_fetch_array($result))
{
$id = $row['id'];
$sql = "update guestinfo set leavetime=now() where id='$id'";
mysql_query($sql);
}
$sql = "select * from guestinfo where ipaddress='$REMOTE_ADDR' and (leavetime is null or leavetime='')";
$result = @mysql_query($sql);
if($row=@mysql_fetch_array($result))
{
$id = $row['id'];
$sql="update guestinfo set refreshtime=now() where id='$id'";
mysql_query($sql);
}
else
{
$sql = "insert into guestinfo(ipaddress,host,cometime,refreshtime)
values('$REMOTE_ADDR','$REMOTE_HOST',now(),now())";
mysql_query($sql);
}
$date= mktime(0,0,0,date("m"),date("d"),date("Y"));
$sql = "select count(*) from guestinfo whereUNIX_TIMESTAMP(refreshtime)> $date";
$result = mysql_query($sql);
if($result)
{
$row = mysql_fetch_array($result);
$todayaccess = $row["count(*)"];
}
else $todayaccess = 0;
$sql = "select count(*) from guestinfo whereleavetime is null or leavetime=''";
$result = mysql_query($sql);
if($result)
{
$row = mysql_fetch_array($result);
$nowonline=$row["count(*)"];
}
else$nowonline = 0;
mysql_close($connect);
?>
include("guest.php");
<head>
<meta http-equiv="Refresh" content=<? echo $duration?>; url=<? echo $PHP_SELF; ?>">
</head>
欢迎来我的网站来灌水，有什么问题，给我留言。
【基于数据库的在线人数，日访问量等统计】相关文章：