New Map In Javascript

Map () creates a new map object. The second call to set in the op, will overwrite the first value. Arr.map (function (element, index, array) { }, this);

Const map = new map (); Creates a new map object: You can observe the contents of the items variable in the console by typing:

Var mymap = new map();

A new map can be created like this: Begin by opening your text editor or the javascript console in your web browser. How to create and initialize a map in javascript. Clear() removes all the elements from a map:

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