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From: mouse@mcgill-vision.UUCP
Newsgroups: net.lang.c
Subject: Re: generalized switch
Message-ID: <480@mcgill-vision.UUCP>
Date: Sat, 9-Aug-86 06:39:08 EDT
Article-I.D.: mcgill-v.480
Posted: Sat Aug  9 06:39:08 1986
Date-Received: Tue, 12-Aug-86 15:13:33 EDT
References: <15093@ucbvax.BERKELEY.EDU> <2765@brl-smoke.ARPA> <15120@ucbvax.BERKELEY.EDU>
Organization: McGill University, Montreal
Lines: 22

[Discussion about switch versus if/elseif]
> As I understand it, a switch/case setup compiles exactly the same as
> 	if (var == const1) {.....};
> 	else if (var == const2) {.....};
> 	else  {default_action};
> anyway. (Or am i wrong?).

In a way.  They are the same in the sense that i=i+j and i+=j are the
same.  The switch expression is evaluated only once, which can be
important:

	switch (*bufp++)
-- 
					der Mouse

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