ZMQContext::__construct

(PECL zmq >= 0.5.0)

ZMQContext::__constructConstruct a new ZMQContext object

Description

public ZMQContext::__construct(int $io_threads = 1, bool $is_persistent = true)

Constructs a new ZMQ context. The context is used to initialize sockets. A persistent context is required to initialize persistent sockets.

Parameters

io_threads

Number of io-threads in the context.

is_persistent

Whether the context is persistent. Persistent context is stored over multiple requests and is a requirement for persistent sockets.

Errors/Exceptions

Throws ZMQContextException if context initialization fails.

Examples

Example #1 A ZMQContext() example

Construct a new context and allocate request socket from it

<?php/* Allocate a new context */$context = new ZMQContext();/* Create a new socket */$socket = $context->getSocket(ZMQ::SOCKET_REQ, 'my sock');/* Connect the socket */$socket->connect("tcp://example.com:1234");/* Send a request */$socket->send("Hello there");/* Receive back the response */$message = $socket->recv();?>