What is a map in JavaScript?
A map in JavaScript is a collection of key-value pairs where keys can be of any data type.
How do I create a map?
You can create a map using the Map constructor: let myMap = new Map();
.
Can I use objects as keys in a map?
Yes, objects can be used as keys in a map, unlike regular objects where keys are strings.
What methods are available for maps?
Maps have several methods like set()
, get()
, has()
, and delete()
to manage key-value pairs.
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