js-utils/docs/api/js-utils.mergemap.md

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mergeMap() function

Merge the source map into the target map, replacing keys that already exist.

Signature:

export declare function mergeMap<TKey, TVal>(target: Map<TKey, TVal>, source: Map<TKey, TVal> | ReadonlyArray<[TKey, TVal]>): Map<TKey, TVal>;

Parameters

Parameter	Type	Description
target	Map<TKey, TVal>
source	Map<TKey, TVal> | ReadonlyArray<[TKey, TVal]>

Returns:

Map<TKey, TVal>