find duplicate in array javascript assignment expert

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1. How to find duplicates in an array using JavaScript

   

2. Ultimate Guide: Find Duplicate in Array JavaScript Efficiently

   

3. How To find duplicate elements in array || JavaScript Coding Interview

   

4. Check if an Array contains Duplicates in JavaScript

   

5. How To Find Duplicate Values In Array Using JavaScript

   

6. Array : How to find duplicate values in a JavaScript array of objects