[Operator] JS - delete 연산자 (delete Operator = 삭제연산자)

delete 연산자

 

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

<script>

var hz = {

  site:"홈짱닷컴",

  host:"Homzzang.com",

  open:2012,

};

delete hz.open;

var n = hz.site + " " + hz.host + " " + hz.open;

document.getElementById("demo").innerHTML = n

</script>

 

결과보기

결과값: 홈짱닷컴 Homzzang.com undefined