HTML | DOM IFrame width Property

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> 

Output :

Before Clicking On Button:

After Clicking On Button:

Supported Browsers: The browsers supported by HTML DOM IFrame width Property are listed below:

Google Chrome
Internet Explorer
Firefox
Apple Safari
Opera

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