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From: gwyn@brl-smoke.ARPA (Doug Gwyn )
Newsgroups: comp.lang.c
Subject: Re: C Review
Message-ID: <5523@brl-smoke.ARPA>
Date: Fri, 16-Jan-87 18:47:45 EST
Article-I.D.: brl-smok.5523
Posted: Fri Jan 16 18:47:45 1987
Date-Received: Mon, 19-Jan-87 23:42:51 EST
References: <2313@brl-adm.ARPA> <7521@utzoo.UUCP>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 7

In article <7521@utzoo.UUCP> henry@utzoo.UUCP (Henry Spencer) writes:
>The comma operator ... is convenient from time
>to time, but its real importance comes in very specialized situations.

Mostly in the definition of a macro that needs to accomplish a
side-effect as well as return a computed value, e.g.:
	#define	next(p)	(count++, *p++)