Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!wuarchive!udel!haven!uvaarpa!vger.nsu.edu!manes
From: manes@vger.nsu.edu ((Mark D. Manes), Norfolk State University)
Newsgroups: comp.sys.amiga.programmer
Subject: Re: Compairing C values
Message-ID: <606.27aede55@vger.nsu.edu>
Date: 5 Feb 91 20:33:25 GMT
References: <rat.3380@hotcity.UUCP>
Lines: 31

In article <rat.3380@hotcity.UUCP>, rat@hotcity.UUCP (P W) writes:
>         I have + as an input arguement via *argv[] and whenever I try to
> compare its value it comes out as a 0.  For instance...  If I compile a
> program like this:
> 
> #include <stdio.h>
> #include <math.h>
> 
> void main(int argc, char *argv[])
> 
> {
> 
>         And I type "test +" (I would name the file test) it would just print a
> equals 0.  Any help would be appereciated...
> char a = argv[1];
> if (a = '+') printf("a equals +");

Change = which means 'assign' to == which means 'equal to?'

> if (a = '0') printf("a equals '0'");
> if (a = 0) printf("a equals 0");
> }

 -mark=
     
 +--------+   ==================================================          
 | \/     |   Mark D. Manes                    "Mr. AmigaVision" 
 | /\  \/ |   manes@vger.nsu.edu                                        
 |     /  |   (804) 683-2532    "Make up your own mind! - AMIGA"
 +--------+   ==================================================