AnyVsAnyObjectCasting.swift

import Foundation

func getStatusWithAnyCasting(jsonData: Data) -> Int {
    guard
        let json = try? JSONSerialization.jsonObject(with: jsonData, options: []),
        let dict = json as? [String: Any],
        let statusString = dict["status"] as? String,
        !statusString.isEmpty,
        let status = Int(statusString)
        else {
            return 0
    }
    
    return status
}

func getStatusWithAnyObjectCasting(jsonData: Data) -> Int {
    guard
        let json = try? JSONSerialization.jsonObject(with: jsonData, options: []),
        let dict = json as? [String: AnyObject],
        let statusString = dict["status"] as? String,
        !statusString.isEmpty,
        let status = Int(statusString)
        else {
            return 0
    }
    
    return status
}

let response = "{\"status\": \"200\"}"
let data = response.data(using: .utf8)!

let statusWithAny = getStatusWithAnyCasting(jsonData: data)
print("statusWithAny \(statusWithAny)")

let statusWithAnyObject = getStatusWithAnyObjectCasting(jsonData: data)
print("statusWithAnyObject \(statusWithAnyObject)")