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 = $output_str . "<img src="$numbers_exploded.gif">"} }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 = $output_str . "<img src="$numbers_exploded.gif">"} } echo $output_str; ?>;;;