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Preview Ruby 4.1 is a preview. It can change before the final release. Switch to Ruby 4.0 →

instance method

Date#wday

() -> ::Integer
wday → integer

Returns the day of week in range (0..6); Sunday is 0:

Example
Date.new(2001, 2, 3).wday # => 6
See also #upto #wednesday? #tuesday? #xmlschema also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0