DeepShallow5.swift

class Address: Codable
{
    var city: String?
    init(_ city: String?)
    {
        self.city = city
    }
}

var arr1 = [Address("Mumbai"), Address("Bangalore")]
if let data = try? JSONEncoder().encode(arr1) //Serializing arr1
{
    var arr2 = try? JSONDecoder().decode([Address].self, from: data) //De-serializing arr1
    //This will create a true Deep Copy of arr1
}