krummler

//: A UIKit based Playground for presenting user interface

import PlaygroundSupport
import UIKit

class MyViewController: UIViewController {
    let button1 = UIButton()
    let button2 = UIButton()
    let button3 = UIButton()
    let button4 = UIButton()

krummler

import Foundation

extension Character {
    /// A simple emoji is one scalar and presented to the user as an Emoji
    var isSimpleEmoji: Bool {
        return unicodeScalars.count == 1 && unicodeScalars.first?.properties.isEmojiPresentation ?? false
    }

    /// Checks if the scalars will be merged into and emoji
    var isCombinedIntoEmoji: Bool {

krummler

import Foundation

extension UnicodeScalar {
    /// Note: This method is part of Swift 5, so you can omit this. 
    /// See: https://developer.apple.com/documentation/swift/unicode/scalar
    var isEmoji: Bool {
        switch value {
        case 0x1F600...0x1F64F, // Emoticons
             0x1F300...0x1F5FF, // Misc Symbols and Pictographs
             0x1F680...0x1F6FF, // Transport and Map