[DGD] Re: parse_string() vs. sscanf()

[Thorsten Lockert]

> The sscanf() is far more efficient.  The parse_string() version has to:
>  - parse the grammar
>  - build a partial DFA for the regular expressions
>  - build a partial shift/reduce parser for the grammar
>  - parse the the string according to the grammar

Given this, would it not make sense to be able to do the first three steps
once, and save it away in a variable so that it then could be used again
and again without having to rebuild them if other parse trees has been used
inbetween?

Thorsten



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