Method Port

examples/math/config.go:36–40

()

}

func (c *Config) Port() int {
	_, s, _ := net.SplitHostPort(c.URL.Host)
	port, _ := strconv.Atoi(s)
	return port
}

func (c *Config) Set(s string) error {
	if _, _, err := net.SplitHostPort(s); err != nil {