Here is a list of all documented class members with links to the class documentation for each member:

### - u -

- unescape() : charstring
- unixsocketclient() : unixsocketclient
- unixsocketserver() : unixsocketserver
- unixsocketutil() : unixsocketutil
- unlock() : memorymap , threadmutex
- unlockAll() : memorymap
- unlockFile() : file
- unlockFromCurrent() : file
- unlockFromEnd() : file
- unlockRegion() : file
- unlockRemainder() : file
- unlockRemainderFromCurrent() : file
- unlockRemainderFromEnd() : file
- upper() : charstring
- useBlockingMode() : filedescriptor , socketclient , socketserver
- useDelForFill() : serialportprofile
- useFillCharactersForDelay() : serialportprofile
- useListener() : filedescriptor
- useListenerInsideReads() : filedescriptor
- useListenerInsideWrites() : filedescriptor
- useNaglesAlgorithm() : filedescriptor
- useNonBlockingMode() : socketserver , socketclient , filedescriptor