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
<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