Labels:black | darkness OCR: type effect closeIn instream -> unit close input stream closeOut outstream > unit close output stream endOfStream instream -> bool true if at end of stream flushOut outstream -> unit flush output to consumer input instream -> string input some characters input1 instream -> char option input one character inputN instream * int -> string input at most a characters inputAll instream -> string input all available characters inputLine instream -> string inputNoBlock instream -> string option read up to (and including) next end of line read, if possible without blocking lookahead instream -> char option get next char non-destructively open Append string -> outstream open file for appending to it open In string -> instream open file for input open but string -> outstream open file for output output outstream * string -> unit write string to output stream output1 outstream * char -> unit write character to output stream print string -> unit write to standard output stdEIT outstream standard error output stream stdIn instream standard input stream stdOut outstream standard output stream
