$(window).on("load", function () { var savedColumns = localStorage.getItem('selectedColumns'); var initialColumns = savedColumns ? parseInt(savedColumns, 10) : 5; setGridColumns(initialColumns); $('.dropdown-view .dropdown-item').on('click', function () { var columns = $(this).data('columns'); setGridColumns(columns); localStorage.setItem('selectedColumns', columns); }); function setGridColumns(columns) { $('.product-list').removeClass('columns-1 columns-2 columns-3 columns-4 columns-5 columns-6').addClass('columns-' + columns); } });