An introduction to JSON parsing in Swift Published on: April 5, 2021 Virtually every modern application needs some way to retrieve, and use, data from a remote source. This data is commonly fetched by making a network request to a webserver that returns data in a JSON format. When you're working with Javascript, this JSON data can be easily decoded into a Javascript object. Javascript doesn't have
Parsing JSON data is fundamental to any iOS app that performs remote REST API calls. Thanks to the Codable protocols introduced in Swift 4, Swift has a native and idiomatic way to parse JSON data. Paired with the JSONDecoder class, the Decodable protocol allows straightforward JSON decoding in a few lines of code and more sophisticated techniques to handle all the possible data formats and edge ca
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