johnlahboo

var express = require('express')
 
var app = express()
 
app.get('/footballPlayers', function(req, res) {
	var json_string = {"players":[
            {"name":"Messi", "goals":8},            
            {"name":"Ronaldo", "goals":22},
            {"name":"Costa", "goals":20},
            {"name":"Neymar", "goals":13},

johnlahboo

class ViewController: UIViewController {

    @IBOutlet weak var textField: UITextField!
    @IBOutlet weak var resultLabel: UILabel!
    var viewModel: ViewModel!
    let disposeBag = DisposeBag()
    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
    }

johnlahboo

class ViewModel {
    var numberVariable = Variable<String?>(nil)
    var isEvenObservable: Observable<String>!
    
    init () {
        isEvenObservable = numberVariable.asObservable()
            .map {number in
                guard let numberTemp = number else {return "Invalid"}
                guard let numberIsNumber = Int(numberTemp) else {return (numberTemp + " is not number")}
                return (numberIsNumber % 2 == 0) ? numberTemp + " is Even" : numberTemp + " is Odd"

johnlahboo

source 'https://github.com/CocoaPods/Specs.git'
platform :ios, '8.0'
use_frameworks!

target 'AAA' do
pod 'RxSwift'
pod 'RxCocoa'
end

johnlahboo

class ViewModel {
    var numberVariable = Variable<String?>(nil)
    var isEvenObservable: Observable<String>!   
}