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getMetadata

Retrieves metadata that is stored in a NodeBlock using the @metadata decorator. This method can be used to exchange data between blocks.

Signature​

getMetadata<Data>(block: NodeBlock, reference: string): Data | undefined

Parameters​

NameTypeOptionalDescription
blockNodeBlockNoSpecifies the NodeBlock to retrieve metadata for.
referencestringNoSpecifies the metadata reference.

Return value​

Returns the metadata of the specified type Data or undefined if no metadata was found.