1. Dart
2. dart:html
3. PushSubscription
4. options property

##### PushSubscription class

1. Properties
2. endpoint
3. expirationTime
4. hashCode
5. options
6. runtimeType
7. Methods
8. getKey
9. noSuchMethod
10. toString
11. unsubscribe
12. Operators
13. operator ==

description

# options property Null safety

PushSubscriptionOptions? options

## Implementation

    PushSubscriptionOptions? get options native;