setDelegate explanation

Posted by mac on Stack Overflow See other posts from Stack Overflow or by mac
Published on 2010-05-10T09:15:26Z Indexed on 2010/05/10 9:24 UTC
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iphone-sdk

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delegate

Hi i am new to iphone developement , can any one explain me , why setDelegate is used, where we should use it.

[request setDelegate:sender];

thanks in advance.

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