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socket_connect

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

socket_connect — Initiates a connection on a socket

Description

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bool socket_connect ( resource $socket , string $address [, int $port = 0 ] )

Initiate a connection to address using the socket resource socket, which must be a valid socket resource created with socket_create().

Parameters

socket address

The address parameter is either an IPv4 address in dotted-quad notation (e.g. 127.0.0.1) if socket is AF_INET, a valid IPv6 address (e.g. ::1) if IPv6 support is enabled and socket is AF_INET6 or the pathname of a Unix domain socket, if the socket family is AF_UNIX.

port

The port parameter is only used and is mandatory when connecting to an AF_INET or an AF_INET6 socket, and designates the port on the remote host to which a connection should be made.

Return Values

Returns TRUE on success or FALSE on failure. The error code can be retrieved with socket_last_error(). This code may be passed to socket_strerror() to get a textual explanation of the error.

Note: If the socket is non-blocking then this function returns FALSE with an error Operation now in progress.

See Also

  • socket_bind() - Binds a name to a socket
  • socket_listen() - Listens for a connection on a socket
  • socket_create() - Create a socket (endpoint for communication)
  • socket_last_error() - Returns the last error on the socket
  • socket_strerror() - Return a string describing a socket error

← socket_cmsg_space

socket_create_listen →

代码语言:txt
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 © 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

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