Map: map.set()
Map.prototype.set
adds a new element with key and value to a Map.
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Map.prototype.set
adds a new element with key and value to a Map
- simplest use case is
set(key, value)
and get(key)
- the key can be a complex type too
- calling
set()
again with the same key replaces the value
set()
returns the map object, it`s chainable