Looping with .each with delay in Jquery

Question

I am not good at jQuery so I am not sure if my assumptions are corrent.

I am using the isotope plugin, with which I want to insert elements one by one (and not every

Answer 1

    var $items=$("#items_are_here").find('.item');
    var i=-1;
    var delayed=setinterval(function() {
            if (++i<$items.length) $('#container').isotope( 'insert', $items.eq(i));
            else clearInterval(delayed); 
             },3000);

not tested. or

    var $container=$('#container');     
    $.fn.extend({
      onebyone :function ($ctnr,i) {
           if (!i) i = 0;
           var $o=$(this);
           setTimeOut(function() {
                 $ctnr.isotope( 'insert', $o.eq(i)); 
                 if (++i<$o.length) $o.onebyone(i); 
               },3000);
           return this; 
      }
    $("#items_are_here").find('.item').onebyone($container);