| U |  | 
|  | ugcLayerType, SuperMap.REST.UGCSubLayer | 
|  | UGCMapLayer | 
|  | UGCSubLayer, SuperMap.REST.UGCSubLayer.SuperMap.REST | 
|  | uid, SuperMap.Cloud.POIInfo | 
|  | un | 
|  | underline, SuperMap.REST.ServerTextStyle | 
|  | undo | 
|  | unEditBoxStyle, SuperMap.Control.PlottingEdit | 
|  | unGroupObject | 
|  | unhighlight, SuperMap.Geometry.Route | 
|  | unHightlightFeatures, SuperMap.Layer.TiledVectorLayer | 
|  | uniformDistribution, SuperMap.Control.PlottingEdit | 
|  | UniformDistributionType, SuperMap.Plot.SuperMap.Plot | 
|  | uniformMixedStyle, SuperMap.REST.ThemeLabelText | 
|  | uniformStyle | 
|  | unique | 
|  | Unique, SuperMap.Layer.Unique.SuperMap.Layer | 
|  | uniqueExpression | 
|  | uniqueItems, SuperMap.REST.ThemeLabel | 
|  | unit | 
|  | Unit, SuperMap.REST.SuperMap.REST | 
|  | units | 
|  | unregister, SuperMap.Events | 
|  | unselectFeature, SuperMap.Control.ModifyFeature | 
|  | update | 
|  | updateAttribution, SuperMap.Control.Attribution | 
|  | UpdateEdgeWeightEventArgs, SuperMap.REST.UpdateEdgeWeightEventArgs.SuperMap.REST | 
|  | UpdateEdgeWeightParameters, SuperMap.REST | 
|  | UpdateEdgeWeightParameters.js | 
|  | UpdateEdgeWeightResult, SuperMap.REST.UpdateEdgeWeightResult.SuperMap.REST | 
|  | UpdateEdgeWeightService, SuperMap.REST | 
|  | UpdateEdgeWeightService.js | 
|  | updateGraphics, SuperMap.Layer.PlottingGraphics | 
|  | updateLayerInfo, SuperMap.GOIs | 
|  | updateParams, SuperMap.Layer.UTFGrid | 
|  | updateResult | 
|  | updateRouteNode, SuperMap.Geometry.Route | 
|  | updateSize | 
|  | updateSymbolText, SuperMap.Geometry.GeoSymbolText | 
|  | UpdateTurnNodeWeightParameters.js | 
|  | UpdateTurnNodeWeightResult, SuperMap.REST.UpdateTurnNodeWeightResult.SuperMap.REST | 
|  | UpdateTurnNodeWeightService, SuperMap.REST | 
|  | UpdateTurnNodeWeightService.js | 
|  | updateWithPOST, SuperMap.Protocol.HTTP | 
|  | uploadSmlFile, SuperMap.Plot.SitDataManager | 
|  | upperBoundary, SuperMap.Filter.Comparison | 
|  | upPosition, SuperMap.Cloud.TransferLine | 
|  | url | 
|  | URL_HASH_FACTOR, SuperMap.Layer.HTTPRequest | 
|  | URL_SPLIT_REGEX, SuperMap.Request | 
|  | urlTemplate, SuperMap.Layer.SimpleCachedLayer | 
|  | useCanvas | 
|  | useCanvas2, SuperMap.Plot.LayerDataStruct | 
|  | useCORS, SuperMap.Layer.Grid | 
|  | useGeoUnit, SuperMap.Layer.HeatMapFastLayer | 
|  | useLocalStorage, SuperMap.Layer.TiledVectorLayer | 
|  | user, SuperMap.REST.DatasourceConnectionInfo | 
|  | UTFGrid | 
|  | utfgridResolution, SuperMap.Layer.UTFGrid | 
|  | uuid |