Node.ownerDocument

Node.ownerDocument 唯讀屬性會回傳一個此節點所屬的的頂層 document 物件。

語法

document = element.ownerDocument
  • document is the document object parent of the current element.

範例

// given a node "p", get the top-level HTML child
// of the document object

var d = p.ownerDocument;
var html = d.documentElement;

備註

The document object returned by this property is the main object with which all the child nodes in the actual HTML document are created. If this property is used on a node that is itself a document, the result is null.

規範

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