# $interfaceName property | |
String $interfaceName | |
_final_ | |
<p>The name of the interface of <code>T</code>.</p> | |
<p>Unlike <a href="../../package-fidl_fidl/ProxyController/$serviceName.md">$serviceName</a> should always be set and won't be fully qualified. | |
This should only be used for debugging and logging purposes.</p> | |
## Implementation | |
```dart | |
final String? $interfaceName; | |
``` | |