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Re: RTFM question


From: Ralf Stephan
Subject: Re: RTFM question
Date: Wed, 24 Jan 2001 14:05:46 +0100
User-agent: Mutt/1.2.5i

> Is there a way to ask an object in Obj-C what type of
> object it is?

Code example:

#include <string.h>
...
    id obj;
        char *objClass;

        // what is there where we want to move to?
        obj = [myWorld getObjectAtX: newX Y: newY];
    ...
        objClass = [[obj class] name];
        if (!strcmp (objClass, "Shark"))  // there is another shark?
        {
                // switch position
        ...

this would assume your classes are derived from SwarmObject.


ralf

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