.TH MQTTCLIENT_PUBLISH 1 "31 December 2020 (v1.3.8)" http://eclipse.org/paho .SH NAME MQTTClient_publish \- publish the message "Hello World!" to the topic MQTT Examples .SH SYNOPSIS .B MQTTClient_publish .SH DESCRIPTION .B MQTTClient_publish publishes the message "Hello World!" to the topic MQTT Examples. .SH SEE ALSO .BR MQTTAsync_publish (1) .BR MQTTAsync_publish_time (1) .BR MQTTAsync_subscribe (1) .BR MQTTClient_publish_async (1) .BR MQTTClient_subscribe (1)