April 2020
Intermediate to advanced
528 pages
15h 40m
English
Content preview from iOS Programming: The Big Nerd Ranch Guide, 7th Edition
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Downloading and Displaying the Image Data
You have done a lot already in this chapter: You have successfully interacted with the Flickr API via a web service request, and you have parsed the incoming JSON data into Photo model objects. Unfortunately, you have nothing to show for it except some log messages in the console.
In this section, you will use the URL returned from the web service request to download the image data. Then you will create an instance of UIImage from that data, and, finally, you will display the first image returned from the request in a UIImageView. (In the next chapter, you will display all the images that are returned in a grid layout driven by a UICollectionView.)
The first step is downloading the image ...
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