text: const PERSON = {
    firstName: 'Lee',
    lastName: 'Hyeok',
    get fullName() {
      return `${this.firstName} ${this.lastName}`;
    },
    set fullName(firstName) {
      this.firstName = firstName;
    }
  };
  
  PERSON.fullName = 'Kim';
  console.log(PERSON.fullName); // 'Lee'
  
  console.log(Object.getOwnPropertyDescriptors(PERSON));
  