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Difference between Set and Array

What to use?

Set Array
Collection of unique value Sequential collection of data
Duplication is not allowed Duplication is allowed
Accessing elements is faster Searching is slow comparatively
Elements are accessed using hash table Elements are accessed using index


Set vs Array in JavaScript

In JavaScript, Set and Array are common data structures used to store collections of data. These data structures are different because of their unique features. Let us look at the implementation of both of these data structures.

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JavaScript Set

Sets are used to store collections of unique value without allowing duplication. The set is similar to the array and supports both insertion and deletion methods of the array. Sets are faster than arrays in terms of searching as they use a hash table internally for storing data and can be used to replace duplicates from other data types....

JavaScript Array

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What to use?

The array is a data structure that is used to store data in a sequential manner of the same type. Arrays allow duplication of data and data is indexed which means that the data can be accessed according to its unique index....

Difference between Set and Array

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#javascript-array #JavaScript-DSA #JavaScript-Set #JavaScript #Web Technologies

What to use?