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Array Map Function In Javascript

In this article, we will discuss array map function in JavaScript.

Purpose

The map function loops through all the items in an array.

Example

<html><head></head><body><script>
         var arr = [12, 15, 21, 23];
         
         console.log(arr.map(arr => arr));
         
         //  Multiply each value of an array by 2
         console.log(arr.map(arr => arr* 2));
         
         
      </script></body></html>

Output

Posted By -	Karan Gupta

Posted On -	Thursday, August 26, 2021

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