public function get($path, $default=null) {
		if(!$this->has($path))
			return $default;
		return ArrayUtils::get($_SESSION, $path);
	}
public function get($path, $default=null) {
		if(!$this->has($path))
			return $default;
		return ArrayUtils::get($_SESSION, $path);
	}
public function get ( $ path , $ default = null ) { if ( ! $ this -> has ( $ path ) ) return $ default ; return ArrayUtils :: get ( $ _SESSION , $ path ) ; }
Get a session variable.
@param  string $path
@param  mixed  $default
@return mixed
Get a session variable .