1. Dart
2. dart:isolate
3. RawReceivePort
4. close abstract method

##### RawReceivePort class

1. Constructors
2. RawReceivePort
3. Properties
4. handler
5. hashCode
6. runtimeType
7. sendPort
8. Methods
9. close
10. noSuchMethod
11. toString
12. Operators
13. operator ==

description

# close method Null safety

void close ()

Closes the port.

After a call to this method any incoming message is silently dropped.

## Implementation

    void close();