[Math] JS - Math.SQRT1_2 - 1/2의 제곱근값

SQRT1_2 예제

 

<button onclick="homzzang()">클릭</button>

<p id="demo"></p>

<script>

function homzzang() {

  document.getElementById("demo").innerHTML = Math.SQRT1_2;

}

</script>

 

결과보기

결과값: 0.7071067811865476