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Javascript Find Unique Value in Array

Given:

var findUniq = ["f", "3", 3, "t", "f", "A"]

Find only unique value.

Solution 1 – Javascript ECMA Script 5 Check if index of the value is the first occurrence.

var uniq = findUniq.filter(function(value, index, array) { return array.indexOf(value) === index; });

Solution 2 – Javascript ECMA Script 6 Short hand version of Solution 1.

let uniq = findUniq.filter((v, i, a) => a.indexOf(v)…