can i return output to var? about expect-telnet HOT 3 CLOSED

var et = require("expect-telnet");

et("1.2.3.4:23", [
  {expect: "Username", send: "username\r"},
  {expect: "Password", send: "password\r"},
  {expect: "#"       , send: "command\r" },
  {expect: "#"       , out: function(output) {
    // do something with output
  }, send: "exit\r"}
], function(err) {
  if (err) console.error(err);
});