require (’common.inc’); $ip=$REMOTE_ADDR; $current=getdate(time()); $day=$current["mday"]; $query="select * from count"; $result=mysql_db_query(’football’,$query,$link); while($row=mysql_fetch_row($result)) { $num=$row[2]; if (strcmp($ip,$row[0])==0 && $day==$row[1]) { $i=1; } } if ($i<>1) { ++$num; echo "你是第" .$num; echo "访问者"; $query1="insert into count values (’$ip’,$day,$num)"; mysql_db_query(’football’,$query1,$link); } else { echo "你是第" .$num; echo "访问者"; } ?> common.inc: $arr_request=array(); if (count($HTTP_GET_VARS)) { while (list($key,$value)=each($HTTP_GET_VARS)) { $arr_request[strtolower($key)]=$value; } } if (count($HTTP_POST_VARS)) { WHILE (list($key,$value)=each($HTTP_POST_VARS)) { $arr_request[strtolower($key)]=$value; } } $link=mysql_connect("localhost","root",""); ?> 库为: football 表: count 字段:ip->char(20) day->int(2) num->int(8) 这个程序稍加修改就可成为多用户记数器,而且不能作假哟! 仅作个人用! |