ZMQSocket::getSockOpt

(PECL zmq >= 0.5.0)

ZMQSocket::getSockOpt — Get socket option

public ZMQSocket::getSockOpt(string $key): mixed

Returns the value of a socket option.

key: An integer representing the option. See the ZMQ::SOCKOPT_* constants.

Returns either a String or an Integer depending on key. Throws ZMQSocketException on error.

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