gistfile1.txt

    function myFunction() {
        var expTiles = jQuery('.category [class*="col-"]').not('.hidden');
        var tmpCount = 0;
        var nextIsFirst = false;
        var maxInRow;
        maxInRow=12;


        expTiles.each(function () {
            var $this = jQuery(this);
            var myColumns;
            var elem;
            if (nextIsFirst) {
                $(this).addClass("first");
                nextIsFirst = false;
                tmpCount = 0;
            }

            var numbers = [];
            var string = this.className;
            var regex = (/col-(xs|sm|md|lg)-(\d+)/g);
            while (match = regex.exec(string)) {
                numbers.push(match[2]);
            }

            for(i=0; i<numbers.length; i++){
                elem = numbers;
                myColumns = numbers[i];
                console.log(numbers);

                var myColumns2 = parseInt(myColumns);
            }


            tmpCount +=myColumns2;
            //console.log(tmpCount);
            if (tmpCount >= maxInRow) {
                nextIsFirst = true;
            }


        });
    };