Grokking JavaScript Fundamentals
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JavaScript - Maps
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Maps in JavaScript are a collection of keyed data items, just like an Object. However, Maps allow keys of any type, offering more flexibility and power in handling data than Objects. Maps maintain the insertion order of elements, which can be crucial for certain algorithms.

Syntax

To create a Map, you can use the Map() constructor, which optionally accepts an iterable (such as an array) of key-value pairs.

  • iterable is an Array or any iterable object whose elements are key-value pairs (arrays with two elements).

Example of Creating a Map

  • Above code initializes a Ma

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