valueAttachment property
valueAttachment Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).
Implementation
Attachment? get valueAttachment => throw _privateConstructorUsedError;
valueAttachment Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).
Attachment? get valueAttachment => throw _privateConstructorUsedError;