framework/web/CookieCollection.php
public function get($name)
    {
        return isset($this->_cookies[$name]) ? $this->_cookies[$name] : null;
    }
public function get($name)
    {
        return isset($this->_cookies[$name]) ? $this->_cookies[$name] : null;
    }
Returns the cookie with the specified name.
@param string $name the cookie name
@return Cookie the cookie with the specified name. Null if the named cookie does not exist.
@see getValue()