Question

How to print the distinct elements of an array in Node.js

Answer 1

const array = [3, 5, 1, 9, 1, 7, 8, 1, 9, 0, 3, 9, 2];
 
const uniqueElements = array.filter((item, index, arr) => 
    arr.indexOf(item) === arr.lastIndexOf(item)
);
 
console.log(uniqueElements);
 
  
  
/*
run:
  
[ 5, 7, 8, 0, 2 ]
  
*/
 

 

70+ SQL courses for beginners and professionals