Get a pack of binary data to send in a single frame.

# Swoole\WebSocket\Server::pack

(PHP 5 >= 5.2.0, PHP 7, PECL swoole >= 1.9.0)

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

### Description

public static Swoole\WebSocket\Server::pack ( string `$data` [, string `$opcode` [, string `$finish` [, string `$mask` ]]] ) : binary

### Liste de paramètres

`data`

`opcode`

`finish`

`mask`

### Valeurs de retour