Index - H
| Handle | System.IO | 
| HandlePosn | System.IO | 
| hClose | System.IO | 
| head | Prelude, Data.List | 
| hFileSize | System.IO | 
| hFlush | System.IO | 
| hGetBuffering | System.IO | 
| hGetChar | System.IO | 
| hGetContents | System.IO | 
| hGetEcho | System.IO | 
| hGetLine | System.IO | 
| hGetPosn | System.IO | 
| hIsClosed | System.IO | 
| hIsEOF | System.IO | 
| hIsOpen | System.IO | 
| hIsReadable | System.IO | 
| hIsSeekable | System.IO | 
| hIsTerminalDevice | System.IO | 
| hIsWritable | System.IO | 
| hLookAhead | System.IO | 
| hPrint | System.IO | 
| hPutChar | System.IO | 
| hPutStr | System.IO | 
| hPutStrLn | System.IO | 
| hReady | System.IO | 
| hSeek | System.IO | 
| hSetBuffering | System.IO | 
| hSetEcho | System.IO | 
| hSetFileSize | System.IO | 
| hSetPosn | System.IO | 
| hShow | System.IO | 
| hTell | System.IO | 
| hWaitForInput | System.IO |