> For the complete documentation index, see [llms.txt](https://socket.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://socket.gitbook.io/docs/4-fu-wu-duan-apiserverapi/4.3-socket/socket_send_args_ack.md).

# 4.3.8 socket\_send\_args\_ack

* `args`
* `ack` (Function)
* **Returns** `Socket`

发送一个 `message` 事件，见 [socket.emit(eventName\[, …args\]\[, ack\])](https://socket.io/docs/server-api/#socketemiteventname-args-ack)