jQuery addClass example

Change class name on click in jQuery

by Emre Erkan

HTML

<div id="wrapper">
  <p>Düğmeler</p>
  <button name="kirmizi" class="yesil">Yeşil</button>
  <button name="sari" class="mavi">Mavi</button>
  <button name="yesil" class="kirmizi">Kırmızı</button>
  <button name="mavi" class="sari">Sarı</button>
</div>

CSS

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

#wrapper {
  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;
}

button.yesil {
  background: #008400;
}

button.mavi {
  background: #0084ff;
}

button.kirmizi {
  background: #840000;
}

button.sari {
  background: #aa8400;
}
}

JavaScript

$('.btn').attr('name', function(idx, val){
  this.className = val;
	this.value = 'Düğme' + idx;  
});