class method `self.base58`

Ruby on Rails 6.1.7.10

Since v5.2.8.1

Available in: v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

self.base58(n = 16)

SecureRandom.base58 generates a random base58 string.

The argument n specifies the length of the random string to be generated.

If n is not specified or is nil, 16 is assumed. It may be larger in the future.

The result may contain alphanumeric characters except 0, O, I and l.

p SecureRandom.base58 # => "4kUgL2pdQMSCQtjE"
p SecureRandom.base58(24) # => "77TMHrHJFvFDwodq8w7Ev2m7"

Parameters

n opt = 16

Source

# File activesupport/lib/active_support/core_ext/securerandom.rb, line 19
  def self.base58(n = 16)
    SecureRandom.random_bytes(n).unpack("C*").map do |byte|
      idx = byte % 64
      idx = SecureRandom.random_number(58) if idx >= 58
      BASE58_ALPHABET[idx]
    end.join
  end

Defined in activesupport/lib/active_support/core_ext/securerandom.rb line 19 · View on GitHub · Improve this page · Find usages on GitHub

Defined in SecureRandom

Signature

Parameters