[PHP] Log IP

<?php
$myFile = "logs.txt";
$fh = fopen($myFile, 'a') or die("can't open file");
$stringData = "Time: " . time() . " - I.P: " . $_SERVER['REMOTE_ADDR'] . " Host: " . gethostbyaddr($_SERVER['REMOTE_ADDR']) ."\n";
fwrite($fh, $stringData);
fclose($fh);
?>