What’s new in swift 4.2

Good news: Swift 4.2 is now available in Xcode 10 beta! This release updates important Swift 4.1 features and improves the language in preparation for ABI stability. 1. toggle() for Bool swift propose adding a mutating func toggle to Bool. It toggles the Bool. var isVisible = true print(isVisible.toggle()) // false 2. Adding in-place removeAll(where:) to the Standard Library It is common to want... Continue Reading →


How to call a function When iOS application enter in background

write code below to call a function when application enter in background [[NSNotificationCenter defaultCenter] addObserver: self                                             selector: @selector(SendMessege:)                                                  name: UIApplicationDidEnterBackgroundNotification                                               object: nil];Where    SendMessege:  is a name of method to be calling.

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