php网站浏览计数器
<?php $count_num=0; //如果存放计数器文件已经存在,读取其中的内容 if(file_exists("counter.txt")){ $fp =fopen("counter.txt","r"); $count_num = fgets($fp,9); fputs($fp,$count_num+1); echo $count_num; fclose($fp); } $fp=fopen("counter.txt","w"); //写入最新的值 fputs($fp,$count_num+1); //关闭文件 fclose($fp); echo "<h2 align=center>您是第<i>$txt</I>位访客!</h2>" ?>