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HTML checked Attribute

Definition and Usage

The checked attribute is a boolean attribute.

When present, it specifies that an <input> element should be pre-selected (checked) when the page loads.

The checked attribute can be used with <input type="checkbox"> and <input type="radio">.

The checked attribute can also be set after the page load, with a JavaScript.

Applies to

The checked attribute can be used on the following element:

Element Attribute
<input> checked


Input Example

An HTML form with a pre-selected checkbox:

<form action="/action_page.php">
  <input type="checkbox" name="vehicle" value="Bike"> I have a bike<br>
  <input type="checkbox" name="vehicle" value="Car" checked> I have a car<br>
  <input type="submit" value="Submit">
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Browser Support

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

checked 1.0 2.0 1.0 1.0 1.0