Sum of all duplicate values in an array using JavaScript

Also Read: for-Each In JavaScript With Example

Here we create a program to find Sum of all duplicate values in an array using JavaScript.

In the above source code, first, we define an indexed array where we want to find duplicate values of an array.

Now, we define two variables sum and result. Then we loop through the defined array with the condition.

Here we also use the JavaScript map function to do the sum of the array values.

Also Read: How to Convert JSON to Array PHP

Now. we print the complete result with JSON stringify and normal value.

Use the complete source code according to your requirement and let me if you are facing any issues.

Running Example Of Sum of all duplicate values in an array using JavaScript

See the Pen How to find sum of all duplicate values in an array using JavaScript by Bikash Panda (@phpcodertech) on CodePen.

Happy Coding..!

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My name is Bikash Kr. Panda. I own and operate PHPCODER.TECH, my native place in Odisha. I am a Web Programmer by profession and working on more than 50 projects to date. My passion is working on the web-based project using PHP and relate to all CMS and frameworks which is based on PHP.
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