<?

functionrw_counterfile()

{

$fp=fopen("counter.txt","r+");

if($fp==NULL)echo"文件处理出错";

rewind($fp);//指针移到文件头

fseek($fp,2);//指针向后移2

$point=ftell($fp);//

echo$point."

;";//

fputs($fp,xyxy,2);//写入2个字符

rewind($fp);//

$num=fgets($fp,23);//读出字符串

echo"get:".$num."

;";//

fclose($fp);

}

rw_counterfile();

?>;