一般独立在线人数统计程序都是统计在线的IP数，而这并不准确 例如局域网的访问者，比如公司，学校机房和网吧，虽然内网IP不同，但是外网IP都是一样 如果同一个局域网的无论多少人人访问你的网站则只被认为是一个人-General statistical programs are independent Online Statistics Online IP, which is not accurate such as a local visitor, such as companies, school