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also fix cb prototype description

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Arnim Läuger 2016-01-30 10:23:27 +01:00
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commit f42fdb1a76
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docs/en/modules/mqtt.md
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@ -142,8 +142,8 @@ Publishes a message.
Subscribes to one or several topics.
#### Syntax
`mqtt:subscribe(topic, qos[, function(client, topic, message)])`
`mqtt:subscribe(table[, function(client, topic, message)])`
`mqtt:subscribe(topic, qos[, function(client)])`
`mqtt:subscribe(table[, function(client)])`
#### Parameters
- `topic` a [topic string](http://www.hivemq.com/blog/mqtt-essentials-part-5-mqtt-topics-best-practices)