HTML | DOM IFrame width Property

Last Updated : 24 Jul, 2019

The HTML DOM IFrame width Property is used to sets or returns the value of the width attribute of a Iframe Element. The width Attribute is used to specify the width of a Iframe Element.

Syntax:

It return the width Property.
```
iframeObject.width
```
It is used to set the width property.
```
iframeObject.width = pixels
```

Property Values:

pixels: It specify the width of the Iframe Element in terms of pixels.

Return Value It returns a string value which represents the width of the Iframe in terms of pixels.

Example 1: This Example illustrates how to return the Iframe width Property.

<!DOCTYPE html>
<html>
  
<head>
    <title>
        HTML DOM iframe width Property
    </title>
</head>
  
<body style="text-align:center;">
  
    <h1>GeeksforGeeks</h1>
  
    <h2>HTML DOM iframe width Property</h2>
  
    <iframe src=
"https://ide.geeksforgeeks.org/index.php" 
            id="GFG" 
            height="200" 
            width="400">
  </iframe>
    <br>
    <br>
    <button onclick="Geeks()">Submit</button>
    <p id="sudo" style="font-size:20px"></p>
    <script>
        function Geeks() {
            var x = 
                document.getElementById("GFG").width;
            document.getElementById("sudo").innerHTML = x;
  
        }
    </script>
  
</body>
  
</html>

Output:
Before Clicking On Button:

After Clicking On Button :

Example-2 : This Example illustrates how to set the Iframe width Property.

<!DOCTYPE html>
<html>
  
<head>
    <title>
        HTML DOM iframe width Property
    </title>
</head>
  
<body style="text-align:center;">
  
    <h1>GeeksforGeeks</h1>
  
    <h2>HTML DOM iframe width Property</h2>
  
    <iframe src=
"https://ide.geeksforgeeks.org/index.php" 
            id="GFG"
            height="200" 
            width="400">
  </iframe>
    <br>
    <br>
    <button onclick="Geeks()">Submit</button>
    <p id="sudo" style="font-size:20px"></p>
    <script>
        function Geeks() {
            var x =
                document.getElementById("GFG").width = 
                "100%";
            document.getElementById("sudo").innerHTML = x;
  
        }
    </script>
  
</body>
  
</html>