Developers can also embed external documents or documents from another domain using the
<iframe> tag. Various social media websites provide buttons which can be embedded in your web applications to link these websites. For example, you can add Twitter-follow button in your application as follows:
<iframe allowtransparency="true" frameborder="0" scrolling="no" src="http://platform.twitter.com/widgets/follow_button.html?screen_name=upgundecha" style="width:300px; height:20px;"></iframe>
Identifying and working with the
<iframe> tag is similar to a frame created with the
<frameset> tag. In this recipe, we will identify the
<iframe> tag, which is nested in another frame.
We will create a test on a page which embeds ...