| radialGradient_ | Miso.Svg.Element, Miso.Svg |
| radius_ | Miso.Svg.Attribute, Miso.Svg |
| rawHtml | Miso.Html.Types, Miso.Html, Miso |
| readonly_ | Miso.Html.Property, Miso.Html, Miso |
| realFloatToJSString | Miso.FFI, Miso |
| Reason | |
| 1 (Type/Class) | Miso.WebSocket, Miso.Subscription.WebSocket, Miso.Subscription, Miso |
| 2 (Data Constructor) | Miso.WebSocket, Miso.Subscription.WebSocket, Miso.Subscription, Miso |
| reason | Miso.FFI.WebSocket |
| rect_ | Miso.Svg.Element, Miso.Svg |
| refX_ | Miso.Svg.Attribute, Miso.Svg |
| refY_ | Miso.Svg.Attribute, Miso.Svg |
| ref_ | Miso.Html.Property, Miso.Html, Miso |
| registerCallback | Miso.FFI, Miso |
| releaseCallbacks | Miso.FFI, Miso |
| rel_ | Miso.Html.Property, Miso.Html, Miso |
| removeItem | Miso.FFI.Storage |
| removeLocalStorage | Miso.Effect.Storage, Miso.Effect, Miso |
| removeSessionStorage | Miso.Effect.Storage, Miso.Effect, Miso |
| renderingIntent_ | Miso.Svg.Attribute, Miso.Svg |
| repeatCount_ | Miso.Svg.Attribute, Miso.Svg |
| repeatDur_ | Miso.Svg.Attribute, Miso.Svg |
| replace | Miso.String |
| replaceState | Miso.FFI.History |
| replaceURI | Miso.Subscription.History, Miso.Subscription, Miso |
| replicate | Miso.String |
| requiredExtensions_ | Miso.Svg.Attribute, Miso.Svg |
| requiredFeatures_ | Miso.Svg.Attribute, Miso.Svg |
| required_ | Miso.Html.Property, Miso.Html, Miso |
| restart_ | Miso.Svg.Attribute, Miso.Svg |
| result_ | Miso.Svg.Attribute, Miso.Svg |
| reverse | Miso.String |
| reversed_ | Miso.Html.Property, Miso.Html, Miso |
| rotate_ | Miso.Svg.Attribute, Miso.Svg |
| route | Miso.Router, Miso |
| RouteT | Miso.Router, Miso |
| RoutingError | Miso.Router, Miso |
| rowspan_ | Miso.Html.Property, Miso.Html, Miso |
| rows_ | Miso.Html.Property, Miso.Html, Miso |
| rp_ | Miso.Html.Element, Miso.Html, Miso |
| rt_ | Miso.Html.Element, Miso.Html, Miso |
| ruby_ | Miso.Html.Element, Miso.Html, Miso |
| runRoute | Miso.Router, Miso |
| runView | Miso.Html.Types, Miso.Html, Miso |
| rx_ | Miso.Svg.Attribute, Miso.Svg |
| ry_ | Miso.Svg.Attribute, Miso.Svg |
| r_ | Miso.Svg.Attribute, Miso.Svg |