sum git contributors lines

(function ($) {
 let sum = 0;

 let $card = $('.capped-card').each(function () {
     let $$ = $(this);

     let add = $$.find('.cmeta span.a').eq(0).html();
     add = add.split('++')[0].trim().replace(',', '');

     sum += parseInt(add);
 });

 console.log(sum);
})(jQuery);