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

instance method

Numeric#integer?

() -> bool

integer? → true or false

# File tmp/rubies/ruby-4.1.0-preview1/numeric.rb, line 39
def integer?
  false
end

Returns true if self is an Integer.

Example

1.0.integer? # => false
1.integer?   # => true

See also #infinite? #magnitude #imaginary #modulo also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0