Re: copy & isEqual nightmares
Re: copy & isEqual nightmares
- Subject: Re: copy & isEqual nightmares
- From: Charles Srstka <email@hidden>
- Date: Fri, 17 Feb 2012 22:18:25 -0600
On Feb 17, 2012, at 2:33 PM, Ben Kennedy wrote:
> What value does NSString's isEqualToString: bring to the table over its implementation of isEqual? Is it just a matter of foregoing an 'if ([obj isKindOfClass:[NSString class])' construct at the front end? Put another way, why does NSString provide isEqualToString: as a distinct method?
Type checking, and some performance optimizations too IIRC.
Charles
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