sinat_18599211的博客

import UIKit import Foundation import Alamofire typealias ReqRsponseSuccess = (_ response: AnyObject) -> Void typealias ReqResponseFail = (_ error: AnyObject) -> Void typealias NetworkStatus ...

第一种单例实现 import Foundation class HttpNetWork: NSObject{ static let singleton = HttpNetWork() //切记私有化初始化方法，防止外部通过init直接创建实例。 private override init() { } } 最简单明了，静态常量 ， ...