Function isReferenced

isReferenced(
    collectionId: string,
    propertyName: string,
    referringItem: Item | ItemID,
    referencedItem: Item | ItemID | Item[] | ItemID[],
    options?: WeivDataOptionsCache,
): Promise<boolean>
Parameters
- collectionId: string
  The ID of the collection that contains the referring item.
- propertyName: string
  The property that possibly contains the references to the referenced item.
- referringItem: Item | ItemID
  The referring item or referring item's ID.
- referencedItem: Item | ItemID | Item[] | ItemID[]
  The referenced item or referenced item's ID.
- Optionaloptions: WeivDataOptionsCache
  An object containing options to use when processing this operation.
Returns Promise<boolean>
Fulfilled - Whether the referring item contains a reference to the referenced item or not. Rejected - The error that caused the rejection.

Description
Checks if a reference to the referenced item exists in the specified property of the referring item.
- Defined in weivdata.d.ts:1304