decodeEnvelope method Null safety
- ByteData envelope
Decodes the specified result
envelope from binary.
Throws PlatformException, if
envelope represents an error, otherwise
returns the enveloped result.
The type returned from decodeEnvelope is
which means no type checking is performed on its return value. It is
strongly recommended that the return value be immediately cast to a known
type to prevent runtime errors due to typos that the type checker could
dynamic decodeEnvelope(ByteData envelope);