how to distinct array in javascript code example

Example 1: js unique using set

let uniqueArray = [...new Set([5,5,2,2,2,4,2])];
// [5,2,4]

Example 2: javascript array unique values

var arr = [55, 44, 65,1,2,3,3,34,5];
var unique = [...new Set(arr)]

//just  var unique = new Set(arr) wont be an array