| TOD | System.Time |
| Table | Data.Graph |
| TerminalAttributes | System.Posix, System.Posix.Terminal |
| TerminalMode | System.Posix, System.Posix.Terminal |
| TerminalState | System.Posix, System.Posix.Terminal |
| Terminated | System.Posix, System.Posix.Process |
| TestAborted | Debug.QuickCheck.Batch |
| TestExausted | Debug.QuickCheck.Batch |
| TestFailed | Debug.QuickCheck.Batch |
| TestOk | Debug.QuickCheck.Batch |
| TestOptions |
| 1 (Type/Class) | Debug.QuickCheck.Batch |
| 2 (Data Constructor) | Debug.QuickCheck.Batch |
| TestResult | Debug.QuickCheck.Batch |
| Testable | Debug.QuickCheck |
| TextDetails | Text.PrettyPrint, Text.PrettyPrint.HughesPJ |
| ThreadId |
| 1 (Type/Class) | Control.Concurrent, GHC.Conc |
| 2 (Data Constructor) | GHC.Conc |
| ThreadKilled | Control.Exception, GHC.Exception, GHC.IOBase |
| Threadsafe | Language.Haskell.THSyntax |
| Thursday | System.Time, Time |
| TildeP | Language.Haskell.THSyntax |
| TimeDiff |
| 1 (Type/Class) | System.Time, Time |
| 2 (Data Constructor) | System.Time, Time |
| TimeExpired | GHC.IOBase |
| TimeLocale |
| 1 (Type/Class) | System.Locale, Locale |
| 2 (Data Constructor) | System.Locale, Locale |
| TimeToLive | Network.Socket |
| TokenParser |
| 1 (Type/Class) | Text.ParserCombinators.Parsec.Token |
| 2 (Data Constructor) | Text.ParserCombinators.Parsec.Token |
| TransmitStart | System.Posix, System.Posix.Terminal |
| TransmitStop | System.Posix, System.Posix.Terminal |
| Tree | Data.Graph, Data.Tree |
| True | Data.Bool, GHC.Base, Prelude |
| Tuesday | System.Time, Time |
| TupE | Language.Haskell.THSyntax |
| TupP | Language.Haskell.THSyntax |
| TupleT | Language.Haskell.THSyntax |
| TwoStopBits | System.Posix, System.Posix.Terminal |
| TyCon | Data.Dynamic, Data.Generics, Data.Generics.Basics, Data.Typeable |
| TySynD | Language.Haskell.THSyntax |
| Type |
| 1 (Type/Class) | Language.Haskell.THSyntax |
| 2 (Data Constructor) | Network.Socket |
| TypeFun | Data.Generics, Data.Generics.Reify |
| TypeQ | Language.Haskell.THSyntax |
| TypeRep | Data.Dynamic, Data.Generics, Data.Generics.Basics, Data.Typeable |
| TypeVal | Data.Generics, Data.Generics.Reify |
| Typeable | Data.Dynamic, Data.Generics, Data.Generics.Basics, Data.Typeable |
| tab | Text.ParserCombinators.Parsec, Text.ParserCombinators.Parsec.Char |
| table | Text.Html |
| tag | Text.Html |
| tail | Data.List, GHC.List, Prelude, List |
| tailPS | Data.PackedString |
| tails | Data.List, List |
| take | Data.List, GHC.List, Prelude, List |
| takeMVar | Control.Concurrent, Control.Concurrent.MVar, GHC.Conc |
| takePS | Data.PackedString |
| takeUInt_append | GHC.List |
| takeWhile | Data.List, GHC.List, Prelude, List |
| takeWhilePS | Data.PackedString |
| tan | GHC.Float, Prelude |
| tanDouble | GHC.Float |
| tanFloat | GHC.Float |
| tanh | GHC.Float, Prelude |
| tanhDouble | GHC.Float |
| tanhFloat | GHC.Float |
| target | Text.Html |
| td | Text.Html |
| tdDay | System.Time, Time |
| tdHour | System.Time, Time |
| tdMin | System.Time, Time |
| tdMonth | System.Time, Time |
| tdPicosec | System.Time, Time |
| tdSec | System.Time, Time |
| tdYear | System.Time, Time |
| teal | Text.Html |
| tell | Control.Monad.RWS, Control.Monad.Writer |
| tellDirStream | System.Posix, System.Posix.Directory |
| terminalMode | System.Posix, System.Posix.Terminal |
| test | Debug.QuickCheck |
| testBit | Data.Bits, Foreign, Bits |
| testIt | System.Console.SimpleLineEditor |
| text |
| 1 (Function) | Text.Html |
| 2 (Function) | Text.PrettyPrint, Text.PrettyPrint.HughesPJ |
| textarea | Text.Html |
| textfield | Text.Html |
| tfoldl | Data.Generics, Data.Generics.Twins |
| th | Text.Html |
| thaw | Data.Array.IO, Data.Array.MArray, Data.Array.ST, Data.Array.Storable |
| thawSTArray | GHC.Arr |
| thebase | Text.Html |
| theclass | Text.Html |
| thecode | Text.Html |
| thediv | Text.Html |
| thehtml | Text.Html |
| thelink | Text.Html |
| themap | Text.Html |
| thenIO | GHC.IOBase |
| thespan | Text.Html |
| thestyle | Text.Html |
| thetitle | Text.Html |
| thetype | Text.Html |
| threadDelay | Control.Concurrent, GHC.Conc |
| threadWaitRead | Control.Concurrent, GHC.Conc |
| threadWaitWrite | Control.Concurrent, GHC.Conc |
| three | Debug.QuickCheck |
| throw | Control.Exception, GHC.Exception, GHC.IOBase |
| throwDyn | Control.Exception |
| throwDynTo | Control.Exception |
| throwErrno | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIf | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfMinus1 | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfMinus1Retry | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfMinus1RetryMayBlock | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfMinus1RetryMayBlock_ | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfMinus1Retry_ | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfMinus1_ | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfNull | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfNullRetry | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfNullRetryMayBlock | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfRetry | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfRetryMayBlock | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfRetryMayBlock_ | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIfRetry_ | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwErrnoIf_ | Foreign.C, Foreign.C.Error, CError, CForeign |
| throwError | Control.Monad.Error |
| throwIO | Control.Exception, GHC.Exception, GHC.IOBase |
| throwIf | Foreign, Foreign.Marshal, Foreign.Marshal.Error, MarshalError |
| throwIfNeg | Foreign, Foreign.Marshal, Foreign.Marshal.Error, MarshalError |
| throwIfNeg_ | Foreign, Foreign.Marshal, Foreign.Marshal.Error, MarshalError |
| throwIfNull | Foreign, Foreign.Marshal, Foreign.Marshal.Error, MarshalError |
| throwIf_ | Foreign, Foreign.Marshal, Foreign.Marshal.Error, MarshalError |
| throwSocketErrorIfMinus1_ | Network.Socket |
| throwTo | Control.Concurrent, Control.Exception, GHC.Conc |
| tildeP | Language.Haskell.THSyntax |
| time12Fmt | System.Locale, Locale |
| timeDiffToString | System.Time |
| timeFmt | System.Locale, Locale |
| timesDouble | GHC.Float |
| timesFloat | GHC.Float |
| timesInt | GHC.Base |
| title | Text.Html |
| tmapM | Data.Generics, Data.Generics.Twins |
| tmapQl | Data.Generics, Data.Generics.Twins |
| tmapT | Data.Generics, Data.Generics.Twins |
| toBool | Foreign, Foreign.Marshal, Foreign.Marshal.Utils, MarshalUtils |
| toCalendarTime | System.Time, Time |
| toClockTime | System.Time, Time |
| toConstr | Data.Generics, Data.Generics.Basics |
| toDyn | Data.Dynamic |
| toEnum | GHC.Enum, Prelude |
| toEnumError | GHC.Word |
| toHtml | Text.Html |
| toHtmlFromList | Text.Html |
| toInteger | GHC.Real, Prelude |
| toList | Data.HashTable |
| toLower | Data.Char, GHC.Unicode, Char |
| toRational | GHC.Real, Prelude |
| toUTCTime | System.Time, Time |
| toUpper | Data.Char, GHC.Unicode, Char |
| token | Text.ParserCombinators.Parsec, Text.ParserCombinators.Parsec.Prim |
| tokenPrim | Text.ParserCombinators.Parsec, Text.ParserCombinators.Parsec.Prim |
| tokens | Text.ParserCombinators.Parsec, Text.ParserCombinators.Parsec.Prim |
| topSort | Data.Graph |
| touchFile | System.Posix, System.Posix.Files |
| touchForeignPtr | Foreign, Foreign.ForeignPtr, GHC.ForeignPtr, ForeignPtr |
| touchStorableArray | Data.Array.Storable |
| tr | Text.Html |
| trace | Debug.Trace |
| transpose | Data.List, List |
| transposeG | Data.Graph |
| treeHtml | Text.Html |
| trivial | Debug.QuickCheck |
| trunc | System.Posix, System.Posix.IO |
| truncate | GHC.Real, Prelude |
| try |
| 1 (Function) | Control.Exception |
| 2 (Function) | System.IO, System.IO.Error, IO |
| 3 (Function) | Text.ParserCombinators.Parsec, Text.ParserCombinators.Parsec.Prim |
| tryJust | Control.Exception |
| tryPutMVar | Control.Concurrent, Control.Concurrent.MVar, GHC.Conc |
| tryTakeMVar | Control.Concurrent, Control.Concurrent.MVar, GHC.Conc |
| tt | Text.Html |
| tupE | Language.Haskell.THSyntax |
| tupP | Language.Haskell.THSyntax |
| tupleT | Language.Haskell.THSyntax |
| tuple_con | Language.Haskell.Syntax |
| tuple_con_name | Language.Haskell.Syntax |
| tuple_tycon | Language.Haskell.Syntax |
| tuple_tycon_name | Language.Haskell.Syntax |
| two | Debug.QuickCheck |
| twoInt | GHC.Base |
| tySynD | Language.Haskell.THSyntax |
| tyconString | Data.Dynamic, Data.Generics, Data.Generics.Basics, Data.Typeable |
| type2val | Data.Generics, Data.Generics.Reify |
| typeOf | Data.Dynamic, Data.Generics, Data.Generics.Basics, Data.Typeable |
| typeVal | Data.Generics, Data.Generics.Reify |
| typerepArgs | Data.Dynamic, Data.Generics, Data.Generics.Basics, Data.Typeable |
| typerepTyCon | Data.Dynamic, Data.Generics, Data.Generics.Basics, Data.Typeable |