asp.net - How to take last digit from long number? -

asp.net - How to take last digit from long number? -

how can long number (e.g. 540302405382993021) take lastly number (in illustration "1")?

here code, whant variable version take lastly number (so variable long number:

var grupe = matchingspremenljivke.groupby(s => s.version);

ok coments above have seek this:

var grupe = matchingspremenljivke.groupby(s => (s.version % 10));

is correct?

thanks help.

dim long = 540302405382993021 dim s string = i.tostring() response.write(s(s.length - 1))

asp.net numbers long-integer