MemoryClean.swift

import UIKit

class MyAwesomeClass: NSObject {
    var a = "test"
}

var myClass = MyAwesomeClass()

var pointer = Unmanaged.passUnretained(myClass).toOpaque()


print(pointer) //0x0000600000020e20
print(myClass.a) //test

pointer.storeBytes(of: 23, toByteOffset: 0, as: UInt16.self)

let obj = pointer.load(as: UInt16.self)

print(pointer) // 0x0000600000020e20
print(obj) //23