Re: to have labels or not

From: Julian Assange (proff@iq.org)
Date: Tue Mar 28 2000 - 03:07:35 MET DST

  • Next message: Julian Assange: "labels, Hash.create"

    Markus Mottl <mottl@miss.wu-wien.ac.at> writes:

    > Optional arguments can also be used to pass the "same" argument in
    > different forms (by using different labels on them), as is the case in the
    > PCRE: you can pass regular expressions as a string, in which case it will
    > be compiled for you, or as a precompiled regular expression, useful if
    > matching happens in a loop. This can be done by having two optional
    > arguments, one overriding the other if present. There is no commuting
    > involved (not necessarily), but this "trick" still gives the user a great
    > deal more of flexibility: he can choose whether he wants the "readable" or
    > "efficient" form without having to memorize more function names.

    Welcome to dynamic lisp.

    Cheers,
    Julian.



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