一个简单计数器的源代码

$memo_file="phpcount/vst.txt";

if ($phpxcount<>$REMOTE_ADDR){

$visits = file($memo_file);

$number_of_last_visit = $visits[0];

$number_of_new_visit = ++$number_of_last_visit;

$fp = fopen($memo_file, "w");

$fw = fwrite($fp, $number_of_new_visit);

fclose($fp);

$len_str = strlen($number_of_new_visit);

for($i=(0);$i<$len_str;$i++){

$numbers_exploded = substr($number_of_new_visit,$i,1);

$output_str = $output_str . "";

}

}else{

$visits = file($memo_file);

$number_of_last_visit = $visits[0];

$number_of_new_visit = $number_of_last_visit;

$fp = fopen($memo_file, "w");

$fw = fwrite($fp, $number_of_new_visit);

fclose($fp);

$len_str = strlen($number_of_new_visit);

for($i=(0);$i<$len_str;$i++){

$numbers_exploded = substr($number_of_new_visit,$i,1);

$output_str = $output_str . "";

}

}

echo $output_str;

?>