Date.leap_year-question-mark
You're seeing just the function
leap_year-question-mark
, go back to Date module for more information.
Specs
leap_year?(Calendar.date()) :: boolean()
Returns true
if the year in the given date
is a leap year.
Examples
iex> Date.leap_year?(~D[2000-01-01])
true
iex> Date.leap_year?(~D[2001-01-01])
false
iex> Date.leap_year?(~D[2004-01-01])
true
iex> Date.leap_year?(~D[1900-01-01])
false
iex> Date.leap_year?(~N[2004-01-01 01:23:45])
true