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End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

Numeric#ceil

ceil(digits = 0) → integer or float

Returns the smallest number that is greater than or equal to self with a precision of digits decimal digits.

Numeric implements this by converting self to a Float and invoking Float#ceil.

See also #arg #clone #angle #coerce also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.0