socket_send
(PHP 4 >= 4.1.0, PHP 5, PHP 7)
socket_send — Sends data to a connected socket
说明
socket_send
( resource
$socket
, string $buf
, int $len
, int $flags
) : int
The function socket_send() sends
len bytes to the socket
socket from buf.
参数
-
socket -
A valid socket resource created with socket_create() or socket_accept().
-
buf -
A buffer containing the data that will be sent to the remote host.
-
len -
The number of bytes that will be sent to the remote host from
buf. -
flags -
The value of
flagscan be any combination of the following flags, joined with the binary OR (|) operator.Possible values for flagsMSG_OOBSend OOB (out-of-band) data. MSG_EORIndicate a record mark. The sent data completes the record. MSG_EOFClose the sender side of the socket and include an appropriate notification of this at the end of the sent data. The sent data completes the transaction. MSG_DONTROUTEBypass routing, use direct interface.
返回值
socket_send() returns the number of bytes sent, or FALSE on error.