编译器要URLRequest
和Error
...
var request = URLRequest(url: storeURL!)
request.httpMethod = "Post"
...
let task = session.dataTask(with: request,
completionHandler: { (responseData:Data?,
response:URLResponse?,
error:Error?) -> Void in
我建议省略所有类型注释
let task = session.dataTask(with: request,
completionHandler: { (responseData, response, error) -> Void in