class Session
{
   var $__setting;

   function __construct($name = 'FuseLogic')
   {
      $this->__setting = new open();
      $this->__setting->name = $name;
      $this->__setting->_session = array();
      $this->__setting->space = '___';
      if(!isset($_SESSION)) session_start();
      if(count($_SESSION)>0)
      {
         foreach($_SESSION as $name => $value)
         {
            $temp = explode($this->__setting->space,$name);
            if($temp[0] == $this->__setting->name)
            {
               $name = str_replace($this->__setting->name.$this->__setting->space,'',$name);
               $this->__setting->_session[$name] = $value;
            }
         }
      }
   }

   private function name($name = null)
   {
      return $this->__setting->name.$this->__setting->space.$name;
   }

   public function __get($name)
   {
      return @$this->__setting->_session[$name];
   }
  
   public function __set($name,$value)
   {
      $this->__setting->_session[$name] = $value;
      $name = $this->name($name);
      $_SESSION[$name] = $value;
   }

   public function __isset($name)
   {
      return isset($this->__setting->_session[$name]);
   }

   function clean()
   {
      if(count($this->__setting->_session)>0)
      {
         foreach($this->__setting->_session as $name => $value)
         {
            $name = $this->name($name);
            unset($_SESSION[$name]);
         }
         $this->__setting->_session = array();
      }
   }

   function destroy()
   {
      $this->__setting->_session = array();
      session_destroy();
   }

   function fromArray($a=null)
   {
      if(is_array($a))
      {
         foreach($a as $k => $v) $this->$k = $v;
      }
   }

   function toArray()
   {
      return $this->__setting->_session;
   }
}

<?php
class Session
{
   var $__setting;

   function __construct($name = 'FuseLogic')
   {
      $this->__setting = new open();
      $this->__setting->name = $name;
      $this->__setting->_session = array();
      $this->__setting->space = '___';
      if(!isset($_SESSION)) session_start();
      if(count($_SESSION)>0)
      {
         foreach($_SESSION as $name => $value)
         {
            $temp = explode($this->__setting->space,$name);
            if($temp[0] == $this->__setting->name)
            {
               $name = str_replace($this->__setting->name.$this->__setting->space,'',$name);
               $this->__setting->_session[$name] = $value;
            }
         }
      }
   }

   private function name($name = null)
   {
      return $this->__setting->name.$this->__setting->space.$name;
   }

   public function __get($name)
   {
      return @$this->__setting->_session[$name];
   }
  
   public function __set($name,$value)
   {
      $this->__setting->_session[$name] = $value;
      $name = $this->name($name);
      $_SESSION[$name] = $value;
   }

   public function __isset($name)
   {
      return isset($this->__setting->_session[$name]);
   }

   function clean()
   {
      if(count($this->__setting->_session)>0)
      {
         foreach($this->__setting->_session as $name => $value)
         {
            $name = $this->name($name);
            unset($_SESSION[$name]);
         }
         $this->__setting->_session = array();
      }
   }

   function destroy()
   {
      $this->__setting->_session = array();
      session_destroy();
   }

   function fromArray($a=null)
   {
      if(is_array($a))
      {
         foreach($a as $k => $v) $this->$k = $v;
      }
   }

   function toArray()
   {
      return $this->__setting->_session;
   }
}
?>

Easy and lazy way to use session in PHP5

PHP5 Session Wraper Class

PHP