Re: Checking for success/failure in NSURLSession completion handlers
Re: Checking for success/failure in NSURLSession completion handlers
- Subject: Re: Checking for success/failure in NSURLSession completion handlers
- From: "Quinn \"The Eskimo!\"" <email@hidden>
- Date: Mon, 30 Mar 2015 09:07:22 +0100
On 30 Mar 2015, at 07:54, Daryle Walker <email@hidden> wrote:
> Am I supposed to check for success by seeing whether or not “error” is nil, or if whether or not “location” (and/or “response”) is NOT nil?
In block-based APIs like this, it's generally best to check for error being nil.
> Unlike some older APIs, NSURLSession’s method arguments that are block pointers do not have those inner functions’ parameters and/or return values fully explained. The URL Loading System Programming Guide does not explain what’s expected of those blocks either. File a bug?
Please do.
<https://developer.apple.com/bug-reporting/>
Please post your bug number, just for the record.
Share and Enjoy
--
Quinn "The Eskimo!" <http://www.apple.com/developer/>
Apple Developer Relations, Developer Technical Support, Core OS/Hardware
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