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Clarify the MQTT node sends msg.payload

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Closes #929
This commit is contained in:
Nick O'Leary 2016-07-04 11:29:43 +01:00
parent dc00870461
commit d91a99c833
1 changed files with 3 additions and 2 deletions
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nodes/core/io/10-mqtt.html
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@ -105,13 +105,14 @@
<script type="text/x-red" data-help-name="mqtt out"> <script type="text/x-red" data-help-name="mqtt out">
<p>Connects to a MQTT broker and publishes messages.</p> <p>Connects to a MQTT broker and publishes messages.</p>
<p><code>msg.payload</code> is used as the payload of the published message.
If it contains an Object it will be converted to JSON before being sent.
</p>
<p>The topic used can be configured in the node or, if left blank, can be set <p>The topic used can be configured in the node or, if left blank, can be set
by <code>msg.topic</code>.</p> by <code>msg.topic</code>.</p>
<p>Likewise the QoS and retain values can be configured in the node or, if left <p>Likewise the QoS and retain values can be configured in the node or, if left
blank, set by <code>msg.qos</code> and <code>msg.retain</code> respectively. blank, set by <code>msg.qos</code> and <code>msg.retain</code> respectively.
By default, messages are published at QoS 0 with the retain flag set to false.</p> By default, messages are published at QoS 0 with the retain flag set to false.</p>
<p>If <code>msg.payload</code> contains an object it will be converted to JSON
before being sent.</p>
</script> </script>
<script type="text/javascript"> <script type="text/javascript">