如何调用CompletionHandler方法？

Question

我已经创建了一个方法，但不知道如何传递参数和管理响应参数。

class func postWithURL(serverlink:String, methodname:String, param:NSDictionary, key:String,  CompletionHandler : @escaping  (Bool,NSDictionary) -> ())

谢谢

Answer 1

下面是调用方法的方法：

self.postWithURL(serverlink: "link", methodname: "name", param:NSDictionary(), key: "key") { (bool, dictionary) in
            // you code goes here
        }