Index - D
| D# | Interlude |
| D1 | Interlude |
| DashPunctuation | Interlude |
| Datatype | Interlude |
| datatypeName | Interlude |
| Deadlock | |
| 1 (Data Constructor) | Interlude |
| 2 (Type/Class) | Interlude |
| DecimalNumber | Interlude |
| declareClassy | Interlude |
| declareClassyFor | Interlude |
| declareFields | Interlude |
| declareLenses | Interlude |
| declareLensesFor | Interlude |
| declareLensesWith | Interlude |
| declarePrisms | Interlude |
| declareWrapped | Interlude |
| decodeFloat | Interlude |
| decodeUtf8 | Interlude |
| decodeUtf8' | Interlude |
| decodeUtf8With | Interlude |
| deepseq | Interlude |
| defaultFieldRules | Interlude |
| defaultOptions | Interlude |
| defaultTaggedObject | Interlude |
| DefName | Interlude |
| denominator | Interlude |
| Denormal | Interlude |
| deriveFromJSON | Interlude |
| deriveFromJSON1 | Interlude |
| deriveFromJSON2 | Interlude |
| deriveJSON | Interlude |
| deriveJSON1 | Interlude |
| deriveJSON2 | Interlude |
| deriveToJSON | Interlude |
| deriveToJSON1 | Interlude |
| deriveToJSON2 | Interlude |
| die | Interlude |
| diff | Interlude |
| digitToInt | Interlude |
| displayException | Interlude |
| div | Interlude |
| DivideByZero | Interlude |
| divMod | Interlude |
| divZeroError | Interlude |
| Double | Interlude |
| Down | |
| 1 (Data Constructor) | Interlude |
| 2 (Type/Class) | Interlude |
| drop | Interlude |
| dropWhile | Interlude |
| Dual | |
| 1 (Data Constructor) | Interlude |
| 2 (Type/Class) | Interlude |
| dupChan | Interlude |