PHP and Cookies example

<?php
   /*
    * PHP Cookie handling example
   */

   // Setting a Cookie

   //Calculate 15 days in the future
   $days = 15;

   //seconds * minutes * hours * days + current time
   $inTwoMonths = 60 * 60 * 24 * $days + time(); 

   setcookie('lastVisit', date("G:i - m/d/y"), $inTwoMonths); 
?>
 
<?php
   // Retrieving the Cookie and display the value
   if(isset($_COOKIE['lastVisit'])){
      $visit = $_COOKIE['lastVisit']; 
      echo "Your last visit was - ". $visit;
   }
   else {
      echo "Cookie does not excist yet... Use setcookie";
   }
?>