Remove duplicate objects from an array using javascript

Question

I am trying to figure out an efficient way to remove objects that are duplicates from an array and looking for the most efficient answer. I looked around the internet everyt

Answer 1

function remove_duplicates(objectsArray) {
    var arr = [], collection = []; 
    $.each(objectsArray, function (index, value) {
        if ($.inArray(value.id, arr) == -1) { 
            arr.push(value.id);
            collection.push(value);
        }
    });
    return collection;
}