jQuery addClass example

Change class name on click in jQuery

by Sergey Linnick

HTML

<button id="btn1">Click Me to slide Toggle</button>
<div class="divClass"><br><b>JournalDev</b> <br><br>jQuery SlideToggle</div>
<div id="textMsg"></div>

CSS

.divClass {
  display: none;
}

JavaScript

$("#btn1").click(function() {
  $(".divClass").slideToggle("slow");
});