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From: ping@cubmol.bio.columbia.edu (Shiping Zhang)
Newsgroups: comp.lang.c
Subject: Re: Need help with union trick
Message-ID: <1991Jan3.022703.5609@cubmol.bio.columbia.edu>
Date: 3 Jan 91 02:27:03 GMT
References: <1991Jan3.005700.20623@lavaca.uh.edu>
Reply-To: ping@cubmol.bio.columbia.edu (Shiping Zhang)
Organization: Dept. of Biology, Columbia Univ., New York, NY
Lines: 19

In article <1991Jan3.005700.20623@lavaca.uh.edu> jet@karazm.math.uh.edu ("J. Eric Townsend") writes:
 
 
>I have a body of code with the following structure:
>typedef struct pointstruct {
>  double x,y,z;
>  } Point;
 
>I would like to be able to reference the elements as an array without
>having to rewrite the existing code. (We've got code to be pasted in that
>relies on being able to grab the x, y and z as array indicies. Grr. :-)



How about this

typedef double Point[3];

-ping