if radio button is checked display a message :after code example
Example 1: html radio button checked
<input type="radio" id="huey" name="drone" value="huey"
checked>
<!-- https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input/radio-->
Example 2: js check if radio button is checked
if(document.getElementById('gender_Male').checked) {
//Male radio button is checked
}else if(document.getElementById('gender_Female').checked) {
//Female radio button is checked
}