worker.threadName
新增于: v22.20.0
当前线程的字符串标识符,如果线程未运行,则为 null。在对应的工作线程对象上(如果有的话),可以作为 worker.threadName 使用。
\A string identifier for the current thread or null if the thread is not running.
On the corresponding worker object (if there is any), it is available as worker.threadName.