ionic run android gives Property … does not exist on type ‘{ [key: string]: AbstractControl; }’
https://forum.ionicframework.com/t/property-does-not-exist-on-type-key-string-abstractcontrol/65783
http://stackoverflow.com/questions/39881367/property-does-not-exist-on-type-key-string-abstractcontrol/39886710
I Test Finish:
1、In ts files, still use loginForm: FormGroup;
2、loginForm.controls.password.valid -> loginForm.get('password').valid