本课内容目前为英文。
Things that happen
A message arrives, an upload finishes, a player breaks a record. Node models these moments as events, and most of its core objects, from HTTP servers to streams, are event emitters.
本课内容目前为英文。
A message arrives, an upload finishes, a player breaks a record. Node models these moments as events, and most of its core objects, from HTTP servers to streams, are event emitters.