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stream_set_write_buffer	stream_socket_client

Stream Functions	Last updated: Mon, 26 Oct 2026

stream_socket_accept

(PHP 5, PHP 7, PHP 8)

stream_socket_accept — Accept a connection on a socket created by stream_socket_server()

Description

function stream_socket_accept(resource $socket, ?float $timeout = null, string &$peer_name = null): resource|false

Accept a connection on a socket previously created by stream_socket_server().

Parameters

socket: The server socket to accept a connection from.
timeout: Override the default socket accept timeout. Time should be given in seconds. By default, default_socket_timeout is used.
peer_name: Will be set to the name (address) of the client which connected, if included and available from the selected transport.

Note:
Can also be determined later using stream_socket_get_name().

Return Values

Returns a stream to the accepted socket connection or false on failure.

Changelog

Version	Description
8.0.0	`timeout` is now nullable.

Notes

Warning

This function should not be used with UDP server sockets. Instead, use stream_socket_recvfrom() and stream_socket_sendto().

See Also

stream_socket_server() - Create an Internet or Unix domain server socket
stream_socket_get_name() - Retrieve the name of the local or remote sockets
stream_set_blocking() - Set blocking/non-blocking mode on a stream
stream_set_timeout() - Set timeout period on a stream
fgets() - Gets line from file pointer
fgetss() - Gets line from file pointer and strip HTML tags
fwrite() - Binary-safe file write
fclose() - Closes an open file pointer
feof() - Tests for end-of-file on a file pointer
cURL Functions

stream_set_write_buffer	stream_socket_client

Stream Functions	Last updated: Mon, 26 Oct 2026