HTML <iframe> src Attribute

Last Updated : 27 May, 2026

The HTML <iframe> src attribute is used to specify the URL of the document that are embedded to the <iframe> element. 

Syntax: 

<iframe src="https://www.geeksforgeeks.org/URL">

Attribute Values: It contains single value URL which specifies the URL of the document that is embedded to the iframe. There are two types of URL link which are listed below:

  • Absolute URL: It points to another webpage.
  • Relative URL: It points to other files of the same web page.

Below example illustrates the <iframe> src attribute in HTML: 

html
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<!DOCTYPE html> 
<html> 

<head>
    <title>
        HTML iframe src Attribute
    </title>
</head>

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<body style="text-align:center;"> 
    
    <h1>GeeksforGeeks</h1>
    
    <h2>HTML iframe src Attribute</h2>
    
    <iframe src="https://media.geeksforgeeks.org/wp-content/uploads/20210910170539/gfg-221x300.png"
            height="200" width="400"></iframe> 
</body> 

<!--Driver Code Starts-->

</html>                    

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