Integer#ceildiv

ceildiv(numeric) → integer

# File tmp/rubies/ruby-3.3.0/numeric.rb, line 283
def ceildiv(other)
  -div(0 - other)
end

Returns the result of division self by numeric. 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 · 3.2