How to remove the same level class in Jquery

Jquery method to remove the same level class: 1. Use the "$(".Element class name")" statement to obtain the object according to the specified class value; 2. Use the removeClass() method to remove the class of the element , the syntax is "element object.removeClass('element class name')".

The operating environment of this tutorial: windows7 system, jquery1.10.0 version, Dell G3 computer.

How to remove the same class with Jquery

1. Open the html editor and create a new html file. Find

on the html code page and create a new

in it, and then add a class and text content to this

. The class in the case is: remark.

<div class="remark">今晚要去吃大餐</div>

Create a new click button behind

and add a click event to this button. In the case, the click event is: reClass(), which triggers the removal of the class style when clicked.

<input type="button" value="移除class" onclick="reClass()">

Set class style. Set a style for remark with a font size of 28px and a color of red.

<style>  .remark{   font-size: 28px;color: red;  } </style>

The code is as follows:

2. Introduce the jQuery library. Introduce the jquery library after the