Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!usc!cs.utexas.edu!uunet!sdrc!cinnet!eric
From: eric@cinnet.com (Eric Bardes)
Newsgroups: comp.lang.c
Subject: Re: When do you use "if ( a = b )"? (was Re: Funny mistake)
Summary: That funny mistake
Message-ID: <1991Mar19.213242.13106@cinnet.com>
Date: 19 Mar 91 21:32:42 GMT
References: <8148@rsiatl.Dixie.Com> <15481@smoke.brl.mil> <65837@eerie.acsu.Buffalo.EDU>
Organization: Cincinnati Network, Cinti. OH
Lines: 12


A typical usage, though slightly more hidden, of ( a = b ) in a conditional
expression would be this:

	char *a, *b;

	while (*a++ = *b++)   /* empty */ ;

This example copies from string b to string a include the null character.
Note the while loop has no body.

Eric