Document.defaultView

在瀏覽器中，document.defaultView 屬性會指向一個目前 document 所屬的 window 物件，若無則為 null。

語法

var win = document.defaultView;

此為唯讀屬性。

Specification	Status	Comment
HTML Living Standard The definition of 'Document.defaultView' in that specification.	Living Standard	No change
HTML5 The definition of 'Document.defaultView' in that specification.	Recommendation	Initial definition

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