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Re: !foo vs foo == nil

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Re: !foo vs foo == nil

Subject: Re: !foo vs foo == nil
From: David Duncan <email@hidden>
Date: Wed, 20 Aug 2008 15:32:59 -0700

On Aug 20, 2008, at 3:23 PM, Torsten Curdt wrote:

This question has come up during the last CocoaHeads and no one was really able to give a definite answer. Do both expressions really mean the same thing (as nil is not null)?

nil == 0. 0 is false, !0 is true. 0 == 0 is true. Therefore they are equivalent :). -- David Duncan Apple DTS Animation and Printing

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  >!foo vs foo == nil (From: Torsten Curdt <email@hidden>)




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