year2d.sthlp

{smcl}
{* *! version 1.2.1  07mar2013}{...}
{title:Title}
{bf:year2d} {hline 2} returns the last 2 digits of a 4 digits year as a string
{marker description}{...}
{title:Description}
{pstd}
{cmd:year2d} returns the last 2 digits of a 4 digits. For isntance, {cmd:year2d}(2000) returns "00" stocked in the macro {it:r(year)}