YearName-func
Returns the year in string form with input of year or date, with option n.
See this note.
string YearName(double d, int n);
d
n
If the d is a Julian days value, returns the year in string form with input of year or date, 08, '08 or 2008.
If the d is not a Julian days value, returns -1.
string yy$=YearName(2454827.5982639, 2)$; yy$=; //Should return the year of this time, 2008.
MonthName