What does the source code ending mean? The source code of a simple counter

$memo_file="phpcount/vst.txt";
if ($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;
?>   

以上就介绍了源代码结局什么意思 一个简单计数器的源代码，包括了源代码结局什么意思方面的内容，希望对PHP教程有兴趣的朋友有所帮助。