Add Item to a Dictionary in Swift

// Create a Dictionary with two elements
var myDictionary = ["first_name": "Sergey", "last_name": "Kargopolov"]

// print to preview

// Add a new key with a value
myDictionary["user_id"] = "f5h7ru0tJurY8f7g5s6fd"

// We should now have 3 key value pairs printed

Learn iOS Development with these Video Courses

How to Make a Freaking iPhone App - iOS 10 and Swift 3
icon icon

iOS 10 & Swift 3: From Beginner to Paid Professional

The Complete iOS 10 Developer Course - Build 21 Apps

Swift 3 - Learn to Code with Apple's New Language
icon icon

Learn How to Build Mobile Apps for iOS with Swift, PHP and MySQL
icon icon

Follow me on one of your favourite social networks to learn about new video tutorials and code examples:

Twitter: @SwiftVideoBlog
Google Plus:
Facebook: Swift Developer Blog on Facebook