[DOM_Element] JS - ownerDocument 속성 - 노드의 소유자문서를 HTMLDocument 객체로 반환

ownerDocument 예제

 

<h1 id="hz">홈짱닷컴 Homzzang.com</h1>

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

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

<script>

function homzzang() {

  var x= document.getElementById("hz").ownerDocument.nodeType;  

  document.getElementById("demo").innerHTML = x;

}

</script>

 

결과값: 9

※ ownerDocument : [object HTMLDocument]