JavaScript document.defaultView Property
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JavaScript document.defaultView Property
The document.defaultView
property returns a reference to the window object.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<button onclick="myFunction()">Click Me</button>
<script>
function myFunction(){
console.log(document.defaultView);
}
</script>
</body>
</html>
Syntax
document.defaultView
Return Values
Value | Explanation |
---|---|
Object | Returns a reference to the window object. |
NULL | If none is available. |
Get the window's innerWidth and innerHeight
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<p>Return the window's width and height:</p>
<button onclick="myFunction()">Click Me</button>
<p id="point"></p>
<script>
var win = document.defaultView;
var x = document.getElementById("point");
function myFunction(){
var w = win.innerWidth;
var h = win.innerHeight;
x.innerHTML = "innerWidth: " + w + "<br>innerHeight: " + h;
}
</script>
</body>
</html>
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