jQuery addClass example

Change class name on click in jQuery

by sqiudward

HTML

<div id="banner-message">
  <p>Hello World</p>
  <button>Change color</button>
</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;
}

JavaScript

// find elements
var banner = $("#banner-message")
var button = $("button")

var x = `{"TotalCount":306.0,"ErrorCount":0.0,"Value":"[{\"Name\":\"&T1334.1\",\"Value\":\"('ABANDON DEV WELL', 'COMPLETION', 'DEVELOPMENT','WO RECOMPLETION', 'WO SIDETRACK')\"},{\"Name\":\"&T1334.2\",\"Value\":\"2014\"}]","ErrorRecords":"{\"ColumnHeaders\":[],\"NameValues\":[]}","Exception":""}`;

// handle click and add class
button.on("click", function(){
  banner.addClass("alt");
  //let y = x.replace(/\\/g, "");
  var d = JSON.parse(y);
  console.log(d);
})