$(document).ready(function () {
    const customhtmlblockGrid = new window.prestashop.component.Grid('customhtmlblock');

    customhtmlblockGrid.addExtension(new window.prestashop.component.GridExtensions.SortingExtension());
    customhtmlblockGrid.addExtension(new window.prestashop.component.GridExtensions.FiltersResetExtension());
    customhtmlblockGrid.addExtension(new window.prestashop.component.GridExtensions.ColumnTogglingExtension());
    customhtmlblockGrid.addExtension(new window.prestashop.component.GridExtensions.SubmitRowActionExtension());
    customhtmlblockGrid.addExtension(new window.prestashop.component.GridExtensions.PositionExtension());
});