Tablo sütun filtreleme ve toplama işlemi

var table = $('#example').DataTable();

$('.dataTables_filter input').unbind().bind('keyup', function() {
   var searchTerm = this.value.toLowerCase(),
       regex = '\\b' + searchTerm + '\\b';
   table.rows().search(regex, true, false).draw();
})

function datatablesColumnSearch(selector) {
    const lineId = selector + "-search-inputs";

    $(lineId).remove();

    const table = document.querySelector(selector);
    const thead = table.querySelector("thead");
    const heads = thead.querySelectorAll("tr:first-child th");

    const searchHead = document.createElement("tr");
    searchHead.id = lineId;

    heads.forEach((head, i) => {
        const style = window.getComputedStyle(head);
        if (style.display !== "none") {
            const cell = document.createElement("th");
            cell.className = "p-1";

            const column = dataTable.column(i);
            if (dataTable.settings()[0].aoColumns[i].bSearchable) {
                const input = document.createElement("input");
                input.placeholder = "Arayın";
                input.className = "form-control form-control-sm";
                cell.appendChild(input);

                $(input).on("keyup change clear", function () {
                    if (column.search() !== this.value) column.search(this.value).draw();
                });
            }

            searchHead.appendChild(cell);
        }
    });

    thead.appendChild(searchHead);
}