in ODOC

ODOC: cal

cal – Displays a calendar

Summary :

Cal displays a simple calendar. If arguments are not specified, the current month is displayed.

Examples :

$ cal — Displays current month

$ cal -3 — Display prev & current & next month output.

$ cal -y — Display a calendar for the current year

$ cal -m — Display Monday as the first day of the week. Sunday is default.

$ cal 2005 — Display a calendar for the year 2005.

$ cal 2 2005 — Display a calendar for the month of Feb 2005.

$ cal 9 1752 — Interesting. http://www.crowl.org/Lawrence/time/britgreg.html

Read : man cal , gcal

Tech Tags: linux