f8/sdk/dart/package-fidl_fidl/decodeMessage.md

# decodeMessage<T> function










T decodeMessage
<T>([IncomingMessage](../package-fidl_fidl/IncomingMessage-class.md) message, int inlineSize, [MemberType](../package-fidl_fidl/MemberType-class.md) typ)



<p>Decodes a FIDL message that contains a single parameter.</p>



## Implementation

```dart
T decodeMessage<T>(IncomingMessage message, int inlineSize, MemberType typ) {
  return decodeMessageWithCallback(message, inlineSize, (Decoder decoder) {
    return typ.decode(decoder, kMessageHeaderSize, 1);
  });
}
```