[R] File Reading Problem
Prof Brian Ripley
ripley at stats.ox.ac.uk
Mon Sep 1 20:47:48 CEST 2003
?readBin will do what you want. If the file is really a set of lines,
you could use readLines() followed by strsplit().
See also the R Data Import/Export manual.
On Mon, 1 Sep 2003, Jiming Yu wrote:
> Dear all,
> I am trying to read characters byte by byte(in their ASCII codes) from a
> file(already transferred from text file to a file of ASCII codes, by C
> language). I am using scan() function. But it seems that this is impossible.
> If I read data as 'character' type, data are read word by word,
> separated by spaces(though in default setting, sep=""). e.g. if a file
> contains "This is a book.", Then it reads "This", "is", "a", "book.", not
> "T", "h", "i", "s", etc(as I wanted it to).
> If I read data as 'integer' type from the file which contains all ASCII
> codes of the original file, e.g. if a file contains "This is a book.", Then
> it reads "T", " ", "i", " ", "a", " " , "b", which are initials of all words
> and all spaces, not "T", "h", "i", "s", etc(as I wanted it to).
> If anybody has a solution, please let me know. I'd really appreciate
> your help. Thank you very much!
--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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