Use self to reference static class properties : self « Class « PHP

1. PHP
2. Class
3. self

Use self to reference static class properties

<?php

   class visitors
   {
      private static $visitors = 0;

      function __construct()
      {
         self::$visitors++;
      }

      static function getVisitors()
      {
         return self::$visitors;
      }

   }

   $visits = new visitors();
   echo visitors::getVisitors()."<br />";

   $visits2 = new visitors();
   echo visitors::getVisitors()."<br />";

?>

           
       

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