i whan know

Anon

i whan to this progrem

<body>
<?php
$fl="data.txt";
$fd=fopen($fl,"r");
$data = fread($fd,100);
echo "$data";
$data +=1;

echo "$data";
fclose($fd);
$fc=fopen($fl,'w');
fwrite($fc,$data,100);
fclose($fc);

?>
</body>

in the web....
100 101
Warning: fopen("data.txt","w") - Permission denied in /user/taufiq/home_html/counter.phtml on line 11

Warning: Unable to find file identifier 0 in /user/taufiq/home_html/counter.phtml on line 12

Warning: Unable to find file identifier 0 in /user/taufiq/home_html/counter.phtml on line 13

i whan to know the problems ?

Anon

Your problem is probably with the permissions on the file data.txt (aka $f1). If you include the code:
chmod("data.txt", 0777);
permisiions should be set correctly.
Hope that helps...