Storing and retrieving
haberg at math.su.se
Sat Jul 2 12:28:49 CEST 2005
At 12:05 +0200 2005/07/02, Karl Hasselström wrote:
> > So the safest way, though slower, is to write it out as text, and
>> read it back again. You are then embarking, in its extension, on the
>> path of making two programs, a parser that can read this kind of
>> data, and an expresser, or "pretty-printer", that can write out it.
>> Ultimately, if you develop a computer language, you may need the use
>> of tools such as the lexer generator Flex and the parser generator
>Or simply use the printf/scanf equivalents that are part of GMP. :-)
This depends on how complex data one wants to
write. I just wanted to make aware of the
possibility. Writing a parser is difficult at
first, but it really helps up the human interface.
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