ZMQPoll
PHP Manual

ZMQPoll::add

Add item to the poll set

Description

public string ZMQPoll::add(mixed $entry, int $type)

Adds a new item to the poll set and returns the internal id of the added item. The item can be removed from the poll set using the returned string id.

Parameters

entry

ZMQSocket object or a PHP stream resource

type

Defines what activity the socket is polled for. See ZMQ::POLL_IN and ZMQ::POLL_OUT constants.

Return Values

Returns a string id of the added item which can be later used to remove the item. Throws ZMQPollException on error.