stream_socket_shutdown

(PHP 5 >= 5.2.1, PHP 7, PHP 8)

stream_socket_shutdownShutdown a full-duplex connection

说明

stream_socket_shutdown(resource $stream, int $mode): bool

Shutdowns (partially or not) a full-duplex connection.

注意:

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

参数

stream

An open stream (opened with stream_socket_client(), for example)

mode

One of the following constants: STREAM_SHUT_RD (disable further receptions), STREAM_SHUT_WR (disable further transmissions) or STREAM_SHUT_RDWR (disable further receptions and transmissions).

返回值

成功时返回 true, 或者在失败时返回 false

示例

示例 #1 A stream_socket_shutdown() example

<?php

$server
= stream_socket_server('tcp://127.0.0.1:1337');
$client = stream_socket_client('tcp://127.0.0.1:1337');

var_dump(fputs($client, "hello"));

stream_socket_shutdown($client, STREAM_SHUT_WR);
var_dump(fputs($client, "hello")); // doesn't work now

?>

以上示例的输出类似于:

int(5)

Notice: fputs(): send of 5 bytes failed with errno=32 Broken pipe in test.php on line 9
int(0)

参见

  • fclose() - 关闭一个已打开的文件指针