Re: case-insensitive NSDictionary
Re: case-insensitive NSDictionary
- Subject: Re: case-insensitive NSDictionary
- From: Michael Ash <email@hidden>
- Date: Mon, 16 Mar 2009 10:37:21 -0400
On Mon, Mar 16, 2009 at 10:26 AM, Adam R. Maxwell <email@hidden> wrote:
>
> On Mar 16, 2009, at 7:02 AM, Roland King wrote:
>
>> Any good ideas for doing a key-case-insensitive NSDictionary of NSString
>> to NSString? I have some HTTP headers I want to stick in a dictionary and
>> look up later. HTTP headers have case-insensitive keys.
>
> Use a CFDictionary with custom key callbacks that have a case-insensitive
> hash and equality function. You can then cast it to an NSDictionary for
> easier access.
Alas, toll-free bridging doesn't work properly when custom callbacks
are in effect. It *might* work for something as simple as this, but
you may have to use only the CF functions on it.
Mike
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