function getColumnWidthNumber(sWidth) {
		if (sWidth.indexOf("em") > 0) {
			return Math.round(parseFloat(sWidth));
		}

		if (sWidth.indexOf("px") > 0) {
			return Math.round(parseInt(sWidth) / 16);
		}

		return "";
	}
Gets the export settings for a column.

@param {sap.ui.mdc.table.Column} oColumn The column for which to get the export settings
@returns {Object[]} Array of export setting objects for the provided column. Will return more than one object if it is complex property.
@private