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Set the array values unique with ecma5
23.02.17
function unique(arr) { var a = []; for (var i=0, l=arr.length; i<l; i++) if (a.indexOf(arr[i]) === -1 && arr[i] !== '') a.push(arr[i]); return a; }
http://stackoverflow.com/questions/1960473/unique-values-in-an-array
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