Index - R
| radio | Text.XHtml.Strict, Text.XHtml.Frameset, Text.XHtml.Transitional, Text.XHtml | 
| red | Text.XHtml.Transitional, Text.XHtml | 
| rel | Text.XHtml.Strict, Text.XHtml.Frameset, Text.XHtml.Transitional, Text.XHtml | 
| renderHtml | |
| 1 (Function) | Text.XHtml.Strict | 
| 2 (Function) | Text.XHtml.Frameset | 
| 3 (Function) | Text.XHtml.Transitional, Text.XHtml | 
| renderHtmlFragment | Text.XHtml.Strict, Text.XHtml.Frameset, Text.XHtml.Transitional, Text.XHtml | 
| renderHtmlWithLanguage | Text.XHtml.Strict | 
| reset | Text.XHtml.Strict, Text.XHtml.Frameset, Text.XHtml.Transitional, Text.XHtml | 
| rev | Text.XHtml.Strict, Text.XHtml.Frameset, Text.XHtml.Transitional, Text.XHtml | 
| rows | Text.XHtml.Strict, Text.XHtml.Frameset, Text.XHtml.Transitional, Text.XHtml | 
| rowspan | Text.XHtml.Strict, Text.XHtml.Frameset, Text.XHtml.Transitional, Text.XHtml | 
| rules | Text.XHtml.Strict, Text.XHtml.Frameset, Text.XHtml.Transitional, Text.XHtml |