Is there any way to check if an element has jquery select2 already applied to it?

Question

I want to apply select2 to a bunch of jquery elements on the page that all have the same class name but it looks like if i call select2() on an element that already has had

Answer 1

Working solution:

$('.MyDripdowns:not([class^="select2"])').each(function (i, obj) {
    $(obj).select2({width: "455px"});
})

Links:

1. ^= attribute starts with selector
2. :not selector