| r | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| radialGradient | Graphics.UI.Threepenny.SVG.Elements, Graphics.UI.Threepenny.SVG |
| radius | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| ReadAttr | Graphics.UI.Threepenny.Core, Graphics.UI.Threepenny |
| ReadWriteAttr | |
| 1 (Type/Class) | Graphics.UI.Threepenny.Core, Graphics.UI.Threepenny |
| 2 (Data Constructor) | Graphics.UI.Threepenny.Core, Graphics.UI.Threepenny |
| rect | Graphics.UI.Threepenny.SVG.Elements, Graphics.UI.Threepenny.SVG |
| red | Graphics.UI.Threepenny.Canvas, Graphics.UI.Threepenny |
| refX | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| refx | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| refY | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| refy | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| register | Reactive.Threepenny, Graphics.UI.Threepenny.Core, Graphics.UI.Threepenny |
| rel | Graphics.UI.Threepenny.Attributes, Graphics.UI.Threepenny |
| RemotePtr | Foreign.RemotePtr |
| render | Foreign.JavaScript |
| rendering_intent | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| renderList | Foreign.JavaScript |
| repeatCount | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| repeatDur | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| requiredExtensions | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| requiredFeatures | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| restart | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| result | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| rev | Graphics.UI.Threepenny.Attributes, Graphics.UI.Threepenny |
| RGB | Graphics.UI.Threepenny.Canvas, Graphics.UI.Threepenny |
| RGBA | Graphics.UI.Threepenny.Canvas, Graphics.UI.Threepenny |
| RightAligned | Graphics.UI.Threepenny.Canvas, Graphics.UI.Threepenny |
| root | Foreign.JavaScript |
| rotate | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| roundCoordinates | Graphics.UI.Threepenny.Events, Graphics.UI.Threepenny |
| row | Graphics.UI.Threepenny.Core, Graphics.UI.Threepenny |
| rows | Graphics.UI.Threepenny.Attributes, Graphics.UI.Threepenny |
| rowspan | Graphics.UI.Threepenny.Attributes, Graphics.UI.Threepenny |
| rules | Graphics.UI.Threepenny.Attributes, Graphics.UI.Threepenny |
| rumors | Reactive.Threepenny, Graphics.UI.Threepenny.Core, Graphics.UI.Threepenny.Widgets, Graphics.UI.Threepenny |
| runFunction | |
| 1 (Function) | Foreign.JavaScript |
| 2 (Function) | Graphics.UI.Threepenny.Core, Graphics.UI.Threepenny |
| running | Graphics.UI.Threepenny.Timer, Graphics.UI.Threepenny |
| runUI | Graphics.UI.Threepenny.Core, Graphics.UI.Threepenny |
| rx | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |
| ry | Graphics.UI.Threepenny.SVG.Attributes, Graphics.UI.Threepenny.SVG |