JavaScript has no associative arrays, just objects. Even JavaScript arrays are basically just objects, just with the special thing that the property names are numbers (0,1,...).

What is an associative array in JS?

Associative arrays are basically objects in JavaScript where indexes are replaced by user-defined keys. They do not have a length property like a normal array and cannot be traversed using a normal for loop.

Can an array be in a function JavaScript?

The array. of() function is an inbuilt function in JavaScript that creates a new array instance with variables present as the argument of the function. Syntax: Hey geek!