socket_shutdown

(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)

socket_shutdown — Shuts down a socket for receiving, sending, or both

socket_shutdown(Socket $socket, int $mode = 2): bool

The socket_shutdown() function allows you to stop incoming, outgoing or all data (the default) from being sent through the socket

注意:
The associated buffer, or buffers, may or may not be emptied.

socket

A Socket instance created with socket_create().

mode

The value of mode can be one of the following:

**possible values for `mode`**
`0`	Shutdown socket reading
`1`	Shutdown socket writing
`2`	Shutdown socket reading and writing

成功时返回 true，或者在失败时返回 false。

版本	说明
8.0.0	现在 `socket` 是 Socket 实例，之前是 resource。