03_ugly_form_tables.js

function materializeTables() {
    document.querySelectorAll('table').forEach(function(table) {
        table.classList.add('mdl-data-table', 'mdl-js-data-table');
        table.querySelectorAll('th,td').forEach(function(cell) {
            cell.classList.add('mdl-data-table__cell--non-numeric');
        });
    });
}

function materializeControls() {
    materializeTextInputs();
    materializeSelects();
    materializeRadioButtons();
    materializeCheckboxes();
    materializeTables();
}