# channelQueryAndRead method | |
[ReadResult](../../zircon/ReadResult-class.md) channelQueryAndRead | |
([Handle](../../zircon/Handle-class.md) channel) | |
## Implementation | |
```dart | |
static ReadResult channelQueryAndRead(Handle? channel) { | |
throw UnimplementedError( | |
'System.channelQueryAndRead() is not implemented on this platform.'); | |
} | |
``` | |