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<Swoole\WebSocket\Server::onSwoole\WebSocket\Server::push>
^Swoole\WebSocket\ServerLast updated: Mon, 26 Oct 2026

Swoole\WebSocket\Server::pack

(PECL swoole >= 1.9.0)

Swoole\WebSocket\Server::pack — Get a pack of binary data to send in a single frame.

Description

public static function Swoole\WebSocket\Server::pack(
    string $data,
    string $opcode = ?,
    string $finish = ?,
    string $mask = ?
): binary

Parameters

data

opcode

finish

mask

Return Values


<Swoole\WebSocket\Server::onSwoole\WebSocket\Server::push>
^Swoole\WebSocket\ServerLast updated: Mon, 26 Oct 2026