Set object lets you store unique values. When an array is passed, it removes duplicate values.
filter() method creates a new array with elements that pass the test implemented by the provided function.
reduce() method applies a function against an accumulator and each element in the array (from left to right) to reduce it to a single output value.
The quickest way to remove duplicates is by using the
Set object due to its internal optimization. However, if you need to support older browsers like IE, you might want to consider using the
All three methods work in all modern browsers. The
Set object is not supported in IE. If you need to support IE, use the
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