Optional
multiWhen true, injector returns an array of instances. This is useful to allow multiple providers spread across many files to provide configuration information to a common token.
An injection token. (Typically an instance of Type
or InjectionToken
, but can be any
).
Class to instantiate for the token
.
Generated using TypeDoc
Configures the
Injector
to return an instance ofuseClass
for a token.See
"Dependency Injection Guide".
Usage Notes
{@example core/di/ts/provider_spec.ts region='ClassProvider'}
Note that following two providers are not equal:
{@example core/di/ts/provider_spec.ts region='ClassProviderDifference'}
Multi-value example
{@example core/di/ts/provider_spec.ts region='MultiProviderAspect'}
Public Api