JavaScript Array Map | JS Array Map | JavaScript Map Tutorial By WDH

JavaScript Array Map

JavaScript Array map() 
In this Tutorial, we will learn about JavaScript Array map() method with the help of following below:
The map() method creates a new array with the results of calling a provided function on each element in the calling array.
var new_array =, index, array)
      //Application Logic to current array items 
         //return items for new array
Exaple2- Mapping an array of numList to an array of square roots