There have been 23 leap seconds since 1972. For Date::Calc style calculations, you need to know all of them. At any moment. Just knowing whether there will be one at the end of the current month won't do.
In reply to Re^6: Leap Second
by Perl Mouse
in thread Leap Second
by esskar
| For: | Use: | ||
| & | & | ||
| < | < | ||
| > | > | ||
| [ | [ | ||
| ] | ] |