Javascript Set And Map
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Javascript Set And Map
Has() returns true if a key exists in a map: Map.set (key, value) — saves the value as a function of the key. Set() sets the value for a key in a map:
How to add values to a map in javascript to add value to a map, use the set (key, value) method. The elements in a map are inserted in an insertion order. It can also be used to update the value of an existing key.
Let us learn about them in detail.
Get() gets the value for a key in a map: Has() returns true if a key exists in a map: Let us learn about them in detail. How to add values to a map in javascript to add value to a map, use the set (key, value) method.
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