Removing duplicate strings using javascript

Question

I have an array of 800 sentences. I want to remove all duplicates (sentences that have the same exact words, but in different order) from the array. So for example \"this is

Answer 1

Here's something to try. I didn't test its performance on large arrays, but I think it should be ok. No jQuery needed.

function removeDuplicates(array)
{
    var new_array = [];
    for(var i=0; i

Use it like this:

var a = ["this is a name", "name is this a", "this name is a", "hello there"];
var clean_array = removeDuplicates(a);
alert(clean_array); // outputs: a is name this,hello there