during scroll call a function only once

Question

I have a counter on a page. When I scroll to it I need start it only once. but now it starts twice during next scroll. Thank's.

var quit = false;
$(window).scroll(function() {
    // ...
    something();

    function something() {
      if (quit == true) {
        return;
      }
      quit = true;
      setTimeout(function() {
        $(begin).html(2002);
      }, 500); // this function must be call only once
    }
  }
}

Answer 1

$(document).on('scroll', function() {
    something();
        $(document).off('scroll');
});

Answer 2

this solution helped me https://github.com/HubSpot/odometer/issues/35

my second mistake was creating "new odometer" object