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Keygen autofocus Property

Keygen Object Reference Keygen Object

Example

Find out if a keygen field automatically gets focus upon page load:

var x = document.getElementById("myKeygen").autofocus;

The result of x will be:

true
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Definition and Usage

The autofocus property sets or returns whether a keygen field should automatically get focus when the page loads, or not.

This property reflects the HTML autofocus attribute.


Browser Support

Property
autofocus Yes Not supported Yes Yes Yes

Note: The HTML autofocus attribute for the <keygen> element is not supported in Firefox.


Syntax

Return the autofocus property:

keygenObject.autofocus

Set the autofocus property:

keygenObject.autofocus=true|false

Property Values

Value Description
true|false Specifies whether a keygen field should get focus when the page loads, or not
  • true - The keygen field gets focus
  • false - Default. The keygen field does not get focus

Technical Details

Return Value: A Boolean, returns true if the keygen field automatically gets focus when the page loads, otherwise it returns false

More Examples

Example

Create a <keygen> element and set autofocus to "true":

var x = document.createElement("KEYGEN");
x.setAttribute("autofocus", "true");
document.body.appendChild(x);
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Related Pages

HTML reference: HTML <keygen> autofocus attribute


Keygen Object Reference Keygen Object