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Site updated at 2017-08-26 19:47:48 UTC

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docs/configuration/templating/index.html
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@ -134,9 +134,14 @@ The frontend has a template editor developer tool to help develop and debug temp
<li>Filter <code class="highlighter-rouge">max</code> will obtain the larget item in a sequence.</li>
<li>Filter <code class="highlighter-rouge">min</code> will obtain the smallest item in a sequence.</li>
</ul>
<p class="note warning">
<p class="note">
If your template uses an <code class="highlighter-rouge">entity_id</code> that begins with a number (example: <code class="highlighter-rouge">states.device_tracker.2008_gmc</code>) you must use a bracket syntax to avoid errors caused by rendering the <code class="highlighter-rouge">entity_id</code> improperly. In the example given, the correct syntax for the device tracker would be: <code class="highlighter-rouge">states.device_tracker['2008_gmc']</code>
</p>
<h2><a class="title-link" name="home-assistant-template-extensions" href="#home-assistant-template-extensions"></a> Home Assistant template extensions</h2>
<p>In templates, besides the normal <a href="/topics/state_object/">state object methods and properties</a>, there are also some extra things available:</p>
<ul>
<li><code class="highlighter-rouge">states.sensor.temperature.state_with_unit</code> will print the state of the entity and, if available, the unit.</li>
</ul>
<h2><a class="title-link" name="examples" href="#examples"></a> Examples</h2>
<h3><a class="title-link" name="states" href="#states"></a> States</h3>
<p>The next two statements result in same value if state exists. The second one will result in an error if state does not exist.</p>