1. Dart
2. dart:io
3. RawSocketOption
4. levelTcp property

##### RawSocketOption class

1. Constructors
2. RawSocketOption
3. fromBool
4. fromInt
5. Properties
6. hashCode
7. level
8. option
9. runtimeType
10. value
11. Methods
12. noSuchMethod
13. toString
14. Operators
15. operator ==
16. Static properties
17. IPv4MulticastInterface
18. IPv6MulticastInterface
19. levelIPv4
20. levelIPv6
21. levelSocket
22. levelTcp
23. levelUdp

description

# levelTcp property Null safety

int levelTcp

Socket level option for IPPROTO_TCP.

## Implementation

    static int get levelTcp =>
        _getOptionValue(_RawSocketOptions.IPPROTO_TCP.index);