Index - D
| decimal | Text.Trifecta |
| Delta | Text.Trifecta.Delta |
| delta | Text.Trifecta.Delta |
| DeltaParsing | Text.Trifecta.Combinators, Text.Trifecta |
| digit | Text.Trifecta |
| Directed | Text.Trifecta.Delta |
| doc | Text.Trifecta.Highlight, Text.Trifecta |
| docContent | Text.Trifecta.Highlight, Text.Trifecta |
| docCss | Text.Trifecta.Highlight, Text.Trifecta |
| docTitle | Text.Trifecta.Highlight, Text.Trifecta |
| dominators | Text.Trifecta.Util.IntervalMap |
| dot | Text.Trifecta |
| double | Text.Trifecta |
| draw | Text.Trifecta.Rendering, Text.Trifecta |
| drawCaret | Text.Trifecta.Rendering, Text.Trifecta |
| drawFixit | Text.Trifecta.Rendering, Text.Trifecta |
| drawSpan | Text.Trifecta.Rendering, Text.Trifecta |