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HTML <keygen> autofocus Attribute

HTML keygen Tag Reference HTML <keygen> tag

Example

Let the "Encryption" field automatically get focus when the page loads:

<form action="demo_keygen.asp" method="get">
  Username: <input type="text" name="usr_name">
  Encryption: <keygen name="security" autofocus>
  <input type="submit">
</form>

Try it yourself »

Definition and Usage

The autofocus attribute is a boolean attribute.

When present, it specifies that the <keygen> element should automatically get focus when the page loads.


Browser Support

The numbers in the table specify the first browser version that fully supports the attribute.

Attribute
autofocus Yes Not supported Not supported 6.0 Yes


Differences Between HTML 4.01 and HTML5

The <keygen> tag is new in HTML5.


Differences Between HTML and XHTML

In XHTML, attribute minimization is forbidden, and the autofocus attribute must be defined as <keygen autofocus="autofocus" />.


Syntax

<keygen autofocus>


HTML keygen Tag Reference HTML <keygen> tag

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