[Codewars] Remove duplicates from list( kyu) / JavaScript

https://www.codewars.com/kata/57a5b0dfcf1fa526bb000118

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DESCRIPTION:

Define a function that removes duplicates from an array of numbers and returns it as a result.

The order of the sequence has to stay the same.

 

코드

function distinct(a) {
  return [...new Set(a)];
}