The hardest part of parsing APL

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Article #25

#25

From: rabbitark
Date: Wed, 07 Apr 1982 20:14

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I think the hardest part of parsing APL is distinguishing

	+/[X]-Y

from

	A[X]-Y

The point is that you can't decide if the - is monadic or dyadic
until you have seen past the [, which may be an arbitrary number
of symbols away.  Ick.

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Path: arc1-ca.pugleaf.net!utzoo!decvax!harpo!npois!alice!rabbit!ark
From: rabbit!ark
Newsgroups: net.lang.apl
Subject: The hardest part of parsing APL
Date: Wed, 07 Apr 1982 20:14:44 +0000
Message-ID: <anews.Arabbit.425>