NSClassFromString does what you want

http://developer.apple.com/documentation/Cocoa/Reference/Foundation/Miscellaneous/Foundation_Functions/Reference/reference.html#/ /apple_ref/c/func/NSClassFromString


On Apr 30, 2009, at 3:50 PM, Darren Minifie wrote:

Hi everyone.

I have the situation where I need to dynamically create an object based on the value held in a string at runtime. I'm pretty sure the dynamic nature of objective-c would allow this, but I cant seem to find the right method on
NSString or NSObject.  I want to do this:

NSString* someClass = @"Dog";
Animal* anAnimal = [[someClass alloc] init];

I know this isn't right, but I'm trying to use the value held in someClass
as the name of the class I want to instantiate.  thanks for the help.


--
Darren Minifie
Graduate Studies: Computer Science
www.myavalon.ca
www.ohsnapmusic.com
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