On Tue, Nov 11, 2008 at 8:36 PM, Andre Masse <[EMAIL PROTECTED]> wrote:
> I was looking everywhere for BOOL methods conversion and couldn't find any.
> Now I know why: BOOL is not an object type. Not sure how I could have found
> [myObject boolValue] though... Now that I know about it, I searched the
> documentation reference and found that is a method implemented by NSString
> and NSNumber. I suppose there's some kind of conversion from BOOL to
> NSString or NSNumber being done somewhere for putting this value in the
> change dictionary.

Key-Value Observing is built on top of Key-Value Coding, and KVC is
documented to box non-object scalars using NSNumber and NSValue:

http://developer.apple.com/documentation/Cocoa/Conceptual/KeyValueCoding/Concepts/DataTypes.html

Mike
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