Index - M
| map | Data.Vector.SEXP | 
| mapM | Data.Vector.SEXP | 
| mapM_ | Data.Vector.SEXP | 
| mark | Foreign.R.Internal, Foreign.R | 
| Matcher | |
| 1 (Type/Class) | Language.R.Matcher | 
| 2 (Data Constructor) | Language.R.Matcher | 
| matchOnly | Language.R.Matcher | 
| maximum | Data.Vector.SEXP | 
| maximumBy | Data.Vector.SEXP | 
| maxIndex | Data.Vector.SEXP | 
| maxIndexBy | Data.Vector.SEXP | 
| minimum | Data.Vector.SEXP | 
| minimumBy | Data.Vector.SEXP | 
| minIndex | Data.Vector.SEXP | 
| minIndexBy | Data.Vector.SEXP | 
| missingArg | |
| 1 (Function) | Foreign.R.Internal, Foreign.R | 
| 2 (Function) | Language.R.Globals, Language.R, H.Prelude, H.Prelude.Interactive | 
| mkChar | Foreign.R | 
| mkCharCE | Foreign.R | 
| mkProtectedSEXPVector | Language.R.Literal, Language.R, H.Prelude, H.Prelude.Interactive | 
| mkProtectedSEXPVectorIO | Language.R.Literal, Language.R, H.Prelude, H.Prelude.Interactive | 
| mkSEXP | Language.R.Literal, Language.R, H.Prelude, H.Prelude.Interactive | 
| mkSEXPIO | Language.R.Literal, Language.R, H.Prelude, H.Prelude.Interactive | 
| mkSEXPVector | Language.R.Literal, Language.R, H.Prelude, H.Prelude.Interactive | 
| mkSEXPVectorIO | Language.R.Literal, Language.R, H.Prelude, H.Prelude.Interactive | 
| mkString | Foreign.R | 
| mkWeakRef | Foreign.R | 
| MonadR | H.Prelude, H.Prelude.Interactive | 
| move | Data.Vector.SEXP.Mutable | 
| MVector | |
| 1 (Type/Class) | Data.Vector.SEXP.Mutable, Data.Vector.SEXP | 
| 2 (Data Constructor) | Data.Vector.SEXP | 
| mvectorBase | Data.Vector.SEXP | 
| mvectorLength | Data.Vector.SEXP | 
| mvectorOffset | Data.Vector.SEXP |