Or just replace the "||" with "&&". DeMorgan's theorem. Basic boolean
logic.
On 2/13/09 3:19 AM, "cocoa-dev-requ...@lists.apple.com"
<cocoa-dev-requ...@lists.apple.com> wrote:
> Subject: Re: isNotEqualToString
> To: Chunk 1978 <chunk1...@gmail.com>
> Cc: cocoa-dev Dev <cocoa-dev@lists.apple.com>
> Message-ID: <bce6072a-93f8-4c71-985d-e9714fbad...@agfa.com>
> Content-Type: text/plain; charset=UTF-8; format=flowed; delsp=yes
>
>
> On 13 Feb 2009, at 10:00, Chunk 1978 wrote:
>
>> -=-=-=-
>> if ((![currentDesktopBackgroundImage isEqualToString:firstPath]) ||
>> (![currentDesktopBackgroundImage isEqualToString:secondPath]))
>> {
>> //Go South
>> }
>
> lets assume that currentDesktopBackgroundImage IS firstPath (and that
> secondPath â firstPath)
>
> The first portion of your test gives false so it tries the second
> portion.
> This gives true, since currentDesktopBackgroundImage â secondPath
>
> so you go south. Your version will always Go South UNLESS
> currentDesktopBackgroundImage == firstPath == secondPath
>
> I think you want this;
>
> if (!([currentDesktopBackgroundImage isEqualToString:firstPath] ||
> [currentDesktopBackgroundImage isEqualToString:secondPath]))
> {
> //Go South
> }
>
> Matt
>
> ------------------------------
G. Apple
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