php用文件保存数据统计网页访问人数的函数

php用文件保存数据统计网页访问人数的函数

$jishu="jishu.txt";

if(!file_exists($jishu))

{

$kjs = fopen($jishu,"w");

fwrite($kjs,0);

fclose($kjs);

}

function kaishi($jishu)

{

$js = fopen($jishu,"r");

$du = fread($js,8);

fclose($js);

$du += 1;

echo "你是本站的第".$du."位访客！！！";

$xie = fopen($jishu,"w");

fwrite($xie,$du);

fclose($xie);

}

kaishi($jishu);