HTML <input> checked Attribute
Example
An HTML form with a pre-selected checkbox:
    <form 
    action="/action_page.php">
   <input type="checkbox" name="vehicle1" value="Bike">
  <label 
    for="vehicle1"> I have a bike</label><br>
  <input type="checkbox" 
    name="vehicle2" value="Car">
  <label for="vehicle2"> I have a 
    car</label><br>
  <input type="checkbox" name="vehicle3" 
    value="Boat" checked>
  <label for="vehicle3"> I have a 
    boat</label><br><br>
  <input type="submit" value="Submit">
    </form>
Try it Yourself »
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.
Browser Support
The numbers in the table specify the first browser version that fully supports the attribute.
| Attribute | |||||
|---|---|---|---|---|---|
| checked | Yes | Yes | Yes | Yes | Yes | 
Syntax
  <input checked>
❮ HTML <input> tag
 
