jQuery addClass example

Change class name on click in jQuery

by Sascha

CSS

html,body {
background-color: white;
font-family: 'Open Sans', sans-serif;
}

JavaScript

var MyClass = function() {
  this.key= '123';
};
Object.defineProperty(MyClass, {
  'key2': {
    value: '100a',
    writable: true
  }
})
var myClass = new MyClass();
$('body').append(myClass.key);
Object.seal(myClass);
myClass.key = "-123689";
$('body').append(myClass.key);