JavaScript - Arrays
JavaScript Arrays Today’s topic JavaScript arrays and some of its most used methods. What are Arrays ? Arrays re used to store more than one value at a time Arrays are special variables. Syntax: const array_name = [ n 0 , n 1 , n 2 , n 3 , n n ]; Eg: This is the basic way for creating an array. Types of arrays (1) Uniform - An array which has a single type of data. Eg - Uniform array. (2) Un uniform - An array which has multiple types of data. Eg - Un uniform array. (2) Dimensional Array - A simple description would be the 2D Array are Arrays of Arrays. Eg - 2D array. The Array.from( ) : It takes an array-like object & turns it into a complete array, or you can say does a shallow copy. In which you can perform all array functions. Syntax : Array from (arrayLike, mapfn, thisarg) arrayLike An array-like or iterable object to convert to an array . mapFn Optional Map function to call on every element of the array . thisArg ...