[Home](./index.md) > [rc-js-util](./rc-js-util.md) > [mapRemoveManyFromArray](./rc-js-util.mapremovemanyfromarray.md) ## mapRemoveManyFromArray() function Used with maps that store arrays. Where an array exists for a given key the values will be removed from that array. **Signature:** ```typescript export declare function mapRemoveManyFromArray(map: Map, key: TKey, itemsToRemove: TValue[]): number; ``` ## Parameters

Parameter	Type	Description
map	Map<TKey, TValue\[\]>	The `Map` to check. May be modified.
key	TKey	The key to lookup in `map`.
itemsToRemove	TValue\[\]	The values to remove.

**Returns:** number The number of items that were removed. ## Remarks See [mapRemoveManyFromArray()](./rc-js-util.mapremovemanyfromarray.md).