jQuery toggleClass example

Toggle class name on click in jQuery

by ChrisStanyon

HTML

<input type="radio" name="myRadio" value="Yes">
<input type="radio" name="myRadio" value="No">
<button id="check">
Check
</button>

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#banner-message {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  font-size: 25px;
  text-align: center;
  transition: all 0.2s;
  margin: 0 auto;
  width: 300px;
}

button {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
}

#banner-message.alt {
  background: #0084ff;
  color: #fff;
  margin-top: 40px;
  width: 200px;
}

#banner-message.alt button {
  background: #fff;
  color: #000;
}

JavaScript

// find elements
let radioChanged = false;

$('[name=myRadio]').change(function() {
	radioChanged = true;
})

$('#check').click(function() {

	if (radioChanged) {
		alert("Changed")
	} else {
		alert("Not Changed")
	}

})