기루 기룩 기록

<div>만 나이 계산기입니당</div>
<p data-ke-size="size16"><br /><br /></p>
<div>생년월일 입력: <input id="birthdate" type="date" value="1990-01-01" /> <br /><button id="btn">나이 계산</button>만&amp;nbsp<span></span></div>
<p data-ke-size="size16">&nbsp;</p>
<script>
  const myAge = function() {
		let date = new Date();
        let birth = new Date(document.getElementById( 'birthdate' ).value);
        let age = date.getFullYear() - birth.getFullYear();
        if (birth.setFullYear(birth.getFullYear()+age) > date ) {
            age -= 1;
        }
    
        document.getElementById("age").innerText = age + "세 입니다.";
  }
</script>