swift2 - w3toppers.com

How to access data in Class globally in any ViewController in the project

If your objective is to access the data globally for temporary storage, just create a struct for your transaction: struct Transaction { let date: Date let quantity: Int let price: Double let code: String } Then just need to create a singleton and a property to store your transactions: class Shared { private init() { … Read more

Swift’s guard keyword

Reading this article I noticed great benefits using Guard Here you can compare the use of guard with an example: This is the part without guard: func fooBinding(x: Int?) { if let x = x where x > 0 { // Do stuff with x x.description } // Value requirements not met, do something } … Read more