}

	s := S{}
	st := reflect.TypeOf(s)
	field := st.Field(0)
	fmt.Println(field.Tag.Get("color"), field.Tag.Get("species"))

	// Output:
	// blue gopher
}

func ExampleStructTag_Lookup() {
	type S struct {
		F0 string `alias:"field_0"`
		F1 string `alias:""`
		F2 string
	}

	s := S{}
	st := reflect.TypeOf(s)
	for i := 0; i < st.NumField(); i++ {
		field := st.Field(i)