Async Validation with Angular Reactive Forms + Firebase
Автор: Fireship
Загружено: 2018-02-14
Просмотров: 27939
Описание:
Learn how to validate username uniqueness in Firebase with Angular Reactive Forms. We build a custom validator that checks the the Firestore DB for existing user records. https://angularfirebase.com/lessons/a...
Reactive Forms - https://angular.io/guide/reactive-forms
Firestore - https://stackoverflow.com/questions/4...
AngularFire2 - https://github.com/angular/angularfire2
Повторяем попытку...

Доступные форматы для скачивания:
Скачать видео
-
Информация по загрузке: