cookies.go
func (c *Cookies) Get(name string) (string, error) {
	ck, err := c.req.Cookie(name)
	if err != nil {
		return "", err
	}

	return ck.Value, nil
}
func (c *Cookies) Get(name string) (string, error) {
	ck, err := c.req.Cookie(name)
	if err != nil {
		return "", err
	}

	return ck.Value, nil
}
// Get returns the value of the cookie with the given name. Returns http.ErrNoCookie if there's no cookie with that name in the request.