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

class method

SecureRandom.alphanumeric

(?::Numeric?, ?chars: ::Array[::String]) -> ::String

alphanumeric(n = nil, chars: ALPHANUMERIC)

# File tmp/rubies/ruby-4.1.0-preview1/lib/securerandom.rb, line 54
def alphanumeric(n = nil, chars: ALPHANUMERIC)
  n = 16 if n.nil?
  choose(chars, n)
end

Compatibility methods for Ruby 3.2, we can remove this after dropping to support Ruby 3.2