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instance method · added in Ruby 3.2

Integer#ceildiv

ceildiv(other) → integer

# File tmp/rubies/ruby-3.2.0/numeric.rb, line 280
def ceildiv(other)
  -div(-other)
end

Returns the result of division self by other. The result is rounded up to the nearest integer.

Example

3.ceildiv(3) # => 1
4.ceildiv(3) # => 2

4.ceildiv(-3) # => -1
-4.ceildiv(3) # => -1
-4.ceildiv(-3) # => 2

3.ceildiv(1.2) # => 3

Ruby version changes

See also #ceil #chr #bit_length #coerce also in 4.1 · 4.0 · 3.4 · 3.3