[javascript] class

function, prototype

function Health(name) {
  this.name = name;
}

Health.prototype.showHealth = function () {
  console.log(`${this.name}님 안녕하세요.`);
}

const h = new Health("nsunny");
h.showHealth();

class

class Health {
  constructor (name, lastTime) {
    this.name = name;
    this.lastTime = lastTime;
  }
  
  showHealth() {
    console.log(`안녕하세요 ${this.name}`);
  }
}

const myHealth = new Health("nsunny");
myHealth.showHealth();

typeof class

class가 아니라 function이다.

console.log(typeof Health); // function