saru2020 · May 22, 2019 11:10
diff --git a/LoginViewController - Without ViewModel b/LoginViewController - Without ViewModel
 //1
 let email = emailTextField.rx.text.orEmpty.asObservable()
 //2
 let password = passwordTextField.rx.text.orEmpty.asObservable()

 //3
 Observable.combineLatest(email, password) { (email, password) in
 return email.isValidEmail()
    && password.isValidPassword()
 }
 .bind(to: loginButton.rx.isEnabled)
 .disposed(by: disposeBag)
	//1
	let email = emailTextField.rx.text.orEmpty.asObservable()
	//2
	let password = passwordTextField.rx.text.orEmpty.asObservable()

	//3
	Observable.combineLatest(email, password) { (email, password) in
	return email.isValidEmail()
	&& password.isValidPassword()
	}
	.bind(to: loginButton.rx.isEnabled)
	.disposed(by: disposeBag)