Edit in JSFiddle

$(document).ready(function () {
    var arr = [10, 19, 22, 36, 50, 74, 10, 22];
    $('#dvallElements').html(arr.join("<br>"));
    arr = $.unique(arr);
    $('#dvUniqueItems').html(arr.sort().join("<br />"));
});

<h3>Before removing deuplicate array elements </h3>

<div id="dvallElements"></div>
<br/>

<h3> After removing deuplicate array elements </h3>

<div id="dvUniqueItems"></div>