Revision history for Perl extension Data::Types. 0.02 Thu Jan 3 22:06:42 PST 2002 - Added second argument to to_string() that will truncate the string. - Fixed Regular expression in is_int() so that it doesn't match '+' or '-'. Thanks to David Alban for the spot. 0.01 Wed Jan 2 12:13:19 PST 2002 - original version.