set file extention on save()

[corbo950]

im trying to save CSV data our of air for Excel to read and was just wondering how i set the file extention when using file.save()?

[evride]

var file:File = File.desktopDirectory.resolvePath('filename.ext');
file.browseForSave('Save File');

[corbo950]

sorry i was being stupid the default file name is the second property on the Save() function thanks though

[evride]

o, thought you were still using FP9 AS3.