Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →
instance method
Date#cwyear
cwyear → integer
ext/date/date_core.c
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static VALUE
d_lite_cwyear(VALUE self)
{
get_d1(self);
return m_real_cwyear(dat);
}
Returns commercial-date year for self (see Date.commercial):
Example
Date.new(2001, 2, 3).cwyear # => 2001 Date.new(2000, 1, 1).cwyear # => 1999