(PHP 4 >= 4.1.0, PHP 5, PHP 7)
socket_shutdown — Shuts down a socket for receiving, sending, or both
$socket
[, int $how = 2
] )
The socket_shutdown() function allows you to stop
incoming, outgoing or all data (the default) from being sent through the
socket
socketA valid socket resource created with socket_create().
how
The value of how can be one of the following:
| 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。