if (this.bmi < 18.5 )
  {
    this.hasil="Berat badan kurang";
  }
  else if (this.bmi >= 18.5 && this.bmi <=24)
  {
    this.hasil = "Normal";
  }
  else if (this.bmi >= 25 && this.bmi <=29 )
  {
    this.hasil = "Berat badan lebih";
  }
  else
  {
    this.hasil = "obesitas";
  }
  console.log(this.hasil);
  console.log(this.bmi);


})`