CODE EXAMPLE FOR HTML

input radio

<form>

<p>Select a maintenance drone:</p>

<div>
  <input type="radio" id="huey" name="drone" value="huey"
         checked>
  <label for="huey">Huey</label>
</div>

<div>
  <input type="radio" id="dewey" name="drone" value="dewey">
  <label for="dewey">Dewey</label>
</div>

<div>
  <input type="radio" id="louie" name="drone" value="louie">
  <label for="louie">Louie</label>
</div>
</form>

<!--- If you want to be able to make several elements selectable,
the "name" attribute must be different for each of them... -->

// source : https://developer.mozilla.org/