function _fnGetRowDisplay(settings, rowIdx) {
		let rowModal = settings.aoData[rowIdx];
		let columns = settings.aoColumns;

		if (!rowModal.displayData) {
			// Need to render and cache
			rowModal.displayData = [];

			for (var colIdx = 0, len = columns.length; colIdx < len; colIdx++) {
				rowModal.displayData.push(
					_fnGetCellData(settings, rowIdx, colIdx, 'display')
				);
			}
		}

		return rowModal.displayData;
	}
Render and cache a row's display data for the columns, if required
@returns