Fix the missing get keyword — find the bug

class Rectangle {
  constructor(width, height) {
    this.width = width;
    this.height = height;
  }
  area() {
    return this.width * this.height;
  }
}
const value = new Rectangle(4, 5).area;
document.querySelector('#out').textContent = typeof value === "function" ? "still a function" : String(value);