1. StackOverflow 文件
  2. system.reactive 教程
  3. system.reactive 入門
  4. 訂閱一個 observable(CancellationToken)

訂閱一個 observable(CancellationToken)

Created: November-22, 2018 

emails.Subscribe(email =>
    Console.WriteLine("Email from {0} to {1}", email.From, email.To),
    cancellationToken);