numberOfItems constant
numberOfItems [Expects: http://schema.org/Integer]
The number of items in an ItemList. Note that some descriptions might not fully describe all items in a list (e.g., multi-page pagination); in such cases, the numberOfItems would be for the entire list.
Can be used on: http://schema.org/ItemList
Implementation
static const numberOfItems = IriTerm.prevalidated(
'http://schema.org/numberOfItems',
);