how to index an array javascript code example

Example 1: how to get element of an array in javascript

var value = [a,b,c,d];

var value_b = value[1];

Example 2: array of in javascript

The Array. of() method creates a new Array instance from a variable number of 
arguments, regardless of number or type of the arguments. The difference between
Array. of() and the Array constructor is in the handling of integer arguments: Array.