jQuery toggleClass example

Toggle class name on click in jQuery

by dav sev

HTML

<input type="checkbox" class="bazinga" /> bazinga<br>
<input type="checkbox" class="bazinga" /> bazinga<br>
<input type="checkbox" class="shelly" /> shelly<br>
<input type="checkbox" class="capretta" /> capretta<br>
<input type="checkbox" class="shelly" /> shelly<br>
<input type="checkbox" class="coniglio" /> coniglio<br>
<input type="checkbox" class="coniglio" /> coniglio<br>
<input type="checkbox" class="selectbox" /> coniglio<br>
<input type="checkbox" class="selectbox" /> coniglio<br>
<input type="checkbox" class="selectbox" /> capretta<br>
<input type="checkbox" class="selectbox" /> coniglio<br>

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

var checkboxes = document.getElementsByClassName('selectbox').length;


  for (var i = 0; i < document.getElementsByClassName('selectbox').length; i++) { 
    checkboxes[i].checked = true;
  }