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IReadOnlyObservableSet.has
API / IReadOnlyObservableSet<TItem> / has method
Checks whether the provided item is in the set.
has(
item: TItem
): booleanSource reference: src/collections/observableSet/IReadOnlyObservableSet.ts:50.
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item: TItem
The item to search for.
Returns: boolean
Returns true if the provided item is found in the set; otherwise false.
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