antiate
            fetch("datatable.json").then(
                response => response.json()
            ).then(
                data => {
                    const datatable = new DataTable("#demo-table", {
                        type: "string",
                        data: {
                            headings: ["Checked"].concat(Object.keys(data[0])),
                            data: data.map(item => [false].concat(Object.values(item)))
                        },
                        rowRender: (