Providers в Angular: useClass, useValue, useFactory и useExisting. Класс InjectionToken
In this video, we'll explore methods for registering dependencies in the providers field (useClass, useValue, useFactory, useExisting). We'll also explore the InjectionToken class, which is used alongside them.
Timings:
00:00 Introduction
00:51 useClass
03:53 useValue
04:37 InjectionToken
05:50 Returning to useValue
06:30 @Inject Decorator
09:20 useFactory
11:52 useExisting
13:53 multi
15:26 Summary
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