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Add template function: device_name #38476

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Apr 14, 2025
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Add template function: device_name #38476

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6 changes: 6 additions & 0 deletions source/_docs/configuration/templating.markdown
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Original file line number Diff line number Diff line change
Expand Up @@ -427,6 +427,7 @@ The same thing can also be expressed as a test:
- `device_attr(device_or_entity_id, attr_name)` returns the value of `attr_name` for the given device or entity ID. Can also be used as a filter. Not supported in [limited templates](#limited-templates).
- `is_device_attr(device_or_entity_id, attr_name, attr_value)` returns whether the value of `attr_name` for the given device or entity ID matches `attr_value`. Can also be used as a test. Not supported in [limited templates](#limited-templates).
- `device_id(entity_id)` returns the device ID for a given entity ID or device name. Can also be used as a filter.
- `device_name(lookup_value)` returns the device name for a given device ID or entity ID. Can also be used as a filter.

#### Devices examples

Expand All @@ -444,6 +445,11 @@ The same thing can also be expressed as a test:
{{ device_id('sensor.sony') }} # deadbeefdeadbeefdeadbeefdeadbeef
```

```text
{{ device_name('deadbeefdeadbeefdeadbeefdeadbeef') }} # Sony speaker
{{ device_name('sensor.sony') }} # Sony speaker
```

{% endraw %}

### Config entries
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