new

function news(obj, ...args) {
  var obj2 = {};
  obj2.__proto__ = obj.prototype;
  obj.call(obj2);

  for (var i = 0; i < args.length; i++) {
    var key = Object.keys(obj2)[i];
    obj2[key] = args[i];
  }
  // let obj3 = Array.apply(obj2,obj.prototype.constructor)
  return obj2;
}