问iOS Swift POST参数和主体

EN

@IBAction func POST(_ sender: Any) {
    let url = URL(string: "http://apilink.com/updateProfile&=param")!
    let jsonObject = ["FName":"Tarik",
                      "LName":"Salama"]
    let jsonData = try! JSONSerialization.data(withJSONObject: jsonObject, options: [])

    var request = URLRequest(url: url)
    request.httpMethod = "post"
    request.setValue("application/json", forHTTPHeaderField: "Content-Type")
    request.addValue("application/json", forHTTPHeaderField: "Accept")
    request.httpBody = jsonData

    let task = URLSession.shared.dataTask(with: request) { (data, response, error) in
        if let error = error {
            print("error:", error)
            return
        }

        do {
            guard let data = data else { return }
            guard let json = try JSONSerialization.jsonObject(with: data, options: []) as? [String: AnyObject] else { return }
            print("json:", json)
        } catch {
            print("error:", error)
        }
    }

    task.resume()
}