[swift] Instance member cannot be used on type

Just in case someone really needs a closure like that, it can be done in the following way:

var categoriesPerPage = [[Int]]()
var numPagesClosure: ()->Int {
    return {
        return self.categoriesPerPage.count
    }
}

Examples related to swift

Make a VStack fill the width of the screen in SwiftUI Xcode 10.2.1 Command PhaseScriptExecution failed with a nonzero exit code Command CompileSwift failed with a nonzero exit code in Xcode 10 Convert Json string to Json object in Swift 4 iOS Swift - Get the Current Local Time and Date Timestamp Xcode 9 Swift Language Version (SWIFT_VERSION) How do I use Safe Area Layout programmatically? How can I use String substring in Swift 4? 'substring(to:)' is deprecated: Please use String slicing subscript with a 'partial range from' operator Safe Area of Xcode 9 The use of Swift 3 @objc inference in Swift 4 mode is deprecated?

Examples related to instantiation

Instance member cannot be used on type How do I write a custom init for a UIView subclass in Swift? Is there a way to instantiate a class by name in Java? Why do I get an error instantiating an interface? Creating an instance using the class name and calling constructor What is the difference between "Class.forName()" and "Class.forName().newInstance()"? How to create a generic array in Java? C++ Object Instantiation Create an instance of a class from a string

Examples related to getter-setter

Instance member cannot be used on type Property getters and setters Generate getters and setters in NetBeans Looking for a short & simple example of getters/setters in C# c#: getter/setter Using @property versus getters and setters Is it possible to read the value of a annotation in java? What's the pythonic way to use getters and setters? C++ getters/setters coding style

Examples related to computed-properties

Use placeholders in yaml Instance member cannot be used on type Reactjs setState() with a dynamic key name?