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

class method

DEBUGGER__.stdout

stdout

# File tmp/rubies/ruby-3.0.5/lib/debug.rb, line 909
def stdout
  @stdout
end

Returns the IO used as stdout. Defaults to STDOUT

See also .stdout= .set_trace .set_last_thread .suspend