Then pass those data object in NSJSONSerialization method JSONObjectWithData:options:error. How To Parse JSON Using Fileįollowing methods explains how to convert JSON file into NSData. Here is the JSON that we will be parsing. Which contains following JSON format data. To fetch JSON data, we have to copy the days.json file into our project repository. For that put below line in ViewDidLoad() and will create a variable of NSMutableArray() type to store JSON Data: Add JSON File To Your Project Now, create one global variable for JSON data type it’s “file” or “url”. json file which will be stored in out project folder and other way is to parse JSON from URL. Here, there will be two methods to load JSON Data one way will be through the. Select iOS » Application » Single View Application:

Open and Run Xcode and create a new project with File » New » Project ⌘⇧N. Hence, you need to learn how to parse JSON from files and URLs in Swift 4.2. Swift is strict about data types and wants the user to explicitly declare them, but JSON is usually implicit about data types. It is a library that helps to read and process JSON data from an API or server. JSON in Swift is also known as SwiftyJSON. Hope it helps.While developing many applications, you may have already come across iOS development, so while you are trying to access data using URL Session, this is where JSON files come in. Here we can get eventResponseModel by which we retrieve data further. Now after installing ObjectMapper into your project you need to create objects according to data coming into the JSON response like: import Foundation It can be easily done with provided pod which can be install by adding following line into podfile: pod 'ObjectMapper' Every app needs to parse JSON data coming from server and ObjectMapper is a powerful tool to achieve that.

Swift parse json array