class data{
    static var products=[
        "grills":[
            "X5 - RED":["grill x5 red","2990"],
            "spider":["grill spider","3290"]
        ],
        "acoAreas":[
            "Pleasure":["pleasure","7990"],
            "Toscana":["toscana","8900"],
            "Vioal":["viola","8900"]
        ]
    ];
}

Array(data.products["grills"]!.keys)//Array of all grills
Array(data.products["acoAreas"]!.keys)//Array of all acoAreas


//first check - calling instance method within initializer
class Elad{
    init(){
        doSome();//works fine ;-)
    }
    func doSome(){
        print("Doing some");
    }
}
//second check - calling super's initializer & instance method
class A {
    init(must:Int){}
}
class B: A {
    init(){
        super.init(must: 1);
        doSome();//also works just in Java ;-)
    }
    func doSome(){}
}