jQuery toggleClass example

Toggle class name on click in jQuery

by mike1981

HTML

<div id="banner-message">
  <p>Hello World</p>
  <button>Запустить</button>
</div>
<div class="log">
</div>

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;
}
.log {
  overflow-y:scroll;
  color:yellow;
  height: 100px;
  border: 2px solid yellow;
}

JavaScript

// find elements
var banner = $("#banner-message")
var button = $("button")
var interval;
var i = 0;
var func = function(){
var $log = $('.log');
  if (i>10) {
    clearInterval(interval);
    return;
  }
  i++;
  $log.append('<p>'+i+'</p>');
  
}

// handle click and add class
button.on("click", () => {
  interval = setInterval(func, 500);
})