unmark
.. unmark(s)
Remove a mark from stream ``s``.
Returns ``true`` if the stream was marked, ``false`` otherwise.
See also :func:`mark`, :func:`reset`, :func:`ismarked`Examples
See Also
deserialize, eachline, eof, fd, flush, IOBuffer, ismarked, isopen, isreadonly, mark, nb_available, open, pipeline, position, read, read!, readavailable, readbytes, readbytes!, readline, redirect_stderr, redirect_stdin, reset, seek, seekend, seekstart, serialize, skip, skipchars, TextDisplay, unmark, write, writemime,User Contributed Notes
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