How to convert a VB array to an xml file?

I am writing a program in Visual Basic in which some calculations are made and saved into a two dimensional array. After each time I run the program I would like to save this array as an xml file (or any other format) so that I can later open it in Excel. What should I do to convert the array into an xml file?How to convert a VB array to an xml file?
Write ';%26lt;tagname%26gt;'; data ';%26lt;/tagname%26gt;';



Something like that.How to convert a VB array to an xml file?
If you want to import the data into Excel I wouldn't use XML, I would just use a comma seperated text file (.csv). Just output each row of data like this to a file:



10.00,23.22,1.22,7.22