filename property
The file URI for the exported serialization data if the exportType is
SerializationExportType.fileUrl.
The filename extension for JSON will be automatically added.
If the value is null an new temporary file will be created for every
export based on the filename for the exported image or video data.
Please make sure that the provided filename is a valid file URI for the
different devices and that your application has the corresponding access
rights to write to the desired location.
// Defaults to:
null
Implementation
final String? filename;