Index - D
| DateFmts | Refined3Helper |
| DateN | Refined3Helper |
| daten | Refined3Helper |
| DateTime1 | Refined3Helper |
| DateTimeFmts | Refined3Helper |
| DateTimeN | Refined3Helper |
| datetimen | Refined3Helper |
| defh | UtilP, Predicate |
| defOpts | UtilP, Predicate |
| defu | UtilP, Predicate |
| Desc | Predicate |
| Desc' | Predicate |
| DirExists | Predicate |
| Disp | UtilP, Predicate |
| displayMessages | UtilP, Predicate |
| Div | Predicate |
| Div' | Predicate |
| DivF | Predicate |
| DivMod | Predicate |
| Do | Predicate |
| DoExpandT | Predicate |
| Dollar_endonly | UtilP, Predicate |
| DoN | Predicate |
| Dotall | UtilP, Predicate |
| Drop | Predicate |
| Dtfmt1 | Refined3Helper |
| Dtip1 | Refined3Helper |
| Dtop1 | Refined3Helper |
| Dup | Predicate |
| Duplicate | Predicate |
| Dupnames | UtilP, Predicate |