### - u -

- uid : AudioProcessorGraph::NodeID , Block , PluginDescription
- uncompressedSize : ZipFile::ZipEntry
- undoManager : AudioProcessorValueTreeState
- uniformID : OpenGLShaderProgram::Uniform
- unit : UnityAudioParameterDefinition
- unitTestName : UnitTestRunner::TestResult
- unknownByte : littlefoot::LittleFootRemoteHeap< ImplementationClass >
- upKey : KeyPress
- urlToLaunch : OnlineUnlockStatus::UnlockResult
- useBottomRightCornerResizer : DialogWindow::LaunchOptions
- useDefaultInputChannels : AudioDeviceManager::AudioDeviceSetup
- useDefaultOutputChannels : AudioDeviceManager::AudioDeviceSetup
- useNativeTitleBar : DialogWindow::LaunchOptions
- userArea : Displays::Display
- userData : ImagePixelData
- userID : AnalyticsDestination::AnalyticsEvent
- userProperties : AnalyticsDestination::AnalyticsEvent
- usesFloatingPointData : AudioFormatReader , AudioFormatWriter
- usesNonZeroWinding : RelativePointPath