Re: No sure way to tell whether an array is mutable?
Re: No sure way to tell whether an array is mutable?
- Subject: Re: No sure way to tell whether an array is mutable?
- From: Sam DeVore <email@hidden>
- Date: Thu, 25 Jan 2007 20:07:20 -0700
I've been known to get this when I do a copy instead of mutableCopy
On Jan 25, 2007, at 8:02 PM, Jeff C wrote:
If an object says that a return value is an NSMutableArray and you
get back an NSArray, then something is broken. You can't even claim
polymorphism, since a superclass cannot masquerade as a subclass.
I think your problem lies elsewhere.
I have been known to lose my brains and do this:
NSMutableArray *theArray=[[NSArray alloc] init];
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