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Fix MQTT trigger value_template example (#16755)

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Erik Montnemery 2021-02-26 10:49:35 +01:00 committed by GitHub
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source/_docs/automation/trigger.markdown
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@ -100,6 +100,8 @@ automation:
The `payload` option can be combined with a `value_template` to process the message received on the given MQTT topic before matching it with the payload. The `payload` option can be combined with a `value_template` to process the message received on the given MQTT topic before matching it with the payload.
The trigger in the example below will trigger only when the message received on `living_room/switch/ac` is valid JSON, with a key `state` which has the value `"on"`. The trigger in the example below will trigger only when the message received on `living_room/switch/ac` is valid JSON, with a key `state` which has the value `"on"`.
{% raw %}
```yaml ```yaml
automation: automation:
trigger: trigger:
@ -109,6 +111,8 @@ automation:
value_template: "{{ value_json.state }}" value_template: "{{ value_json.state }}"
``` ```
{% endraw %}
It's also possible to use [limited templates](/docs/configuration/templating/#limited-templates) in the `topic` and `payload` options. It's also possible to use [limited templates](/docs/configuration/templating/#limited-templates) in the `topic` and `payload` options.
<div class='note'> <div class='note'>