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Re: Determining whether a dictionary is mutable or not
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Re: Determining whether a dictionary is mutable or not


  • Subject: Re: Determining whether a dictionary is mutable or not
  • From: Tito Ciuro <email@hidden>
  • Date: Fri, 14 Jan 2011 12:41:04 +0100

Hi Jonathan,

On Jan 14, 2011, at 12:34 PM, email@hidden wrote:

> On 14 Jan 2011, at 11:25, Tito Ciuro wrote:
>
>> Hi Mike,
>>
>> Given that the caller can pass a NSDictionary or an NSMutableDictionary, I wanted to test its mutability before calling setObject:forKey:. In order to avoid calling mutableCopy each time, I thought it would be more efficient to test it and then call mutableCopy only when needed.
>>
>> Thanks for the help,
>>
>> -- Tito
>>
>>
>
>
> In this case just check if your object responds to setObject:forKey:
> If it does its mutable, if not it isn't.

But that's the problem: it always returns YES, even when it's an immutable dictionary.

-- Tito
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References: 
 >Determining whether a dictionary is mutable or not (From: Tito Ciuro <email@hidden>)
 >Re: Determining whether a dictionary is mutable or not (From: Mike Abdullah <email@hidden>)
 >Re: Determining whether a dictionary is mutable or not (From: Tito Ciuro <email@hidden>)
 >Re: Determining whether a dictionary is mutable or not (From: "email@hidden" <email@hidden>)

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