End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

class method

Net::POP3.APOP

APOP(isapop)

# File tmp/rubies/ruby-3.0.5/lib/net/pop.rb, line 238
def POP3.APOP(isapop)
  isapop ? APOP : POP3
end

Returns the APOP class if isapop is true; otherwise, returns the POP class. For example:

# Example 1
pop = Net::POP3::APOP($is_apop).new(addr, port)

# Example 2
Net::POP3::APOP($is_apop).start(addr, port) do |pop|
  ....
end