	function copy(obj)
	{
		if (typeof obj !== 'object' || obj === null)
			return obj;
		var cpy = Array.isArray(obj) ? [] : {};
		for (var key in obj)
			cpy[key] = copy(obj[key]);
		return cpy;
	}
The software saves user-provided information into a Comma-Separated Value (CSV) file, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as a command when the file is opened by spreadsheet software.