Method: 1. Use attr() to set the value of the class attribute to empty, using the syntax "$(selector).attr("class","")"; 2. Use removeAttr() to remove the class Attribute, syntax "$(selector).removeAttr("class")".
The operating environment of this tutorial: windows7 system, jquery1.10.2 version, Dell G3 computer.
There are two ways to remove the class attribute in jquery:
Use attr() to change the value of the class attribute in the element Set to empty
Syntax:$(selector).attr("class","")
Use removeAttr() to remove elements The class attribute in
Syntax: $(selector).removeAttr("class")
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="js/jquery-1.10.2.min.js"></script>
<script>
$(document).ready(function() {
$("button").click(function() {
$(".box1").attr("class", "");
$(".box2").removeAttr("class");
});
});
</script>
<style>
div {
border: 1px solid red;
margin: 10px;
}
.box1 {
background-color: #FFC0CB;
}
.box2 {
background-color: green;
color: white;
}
</style>
</head>
<body>
<div class="box1">测试文本</div>
<div class="box2">测试文本</div>
<br>
<button>去掉class属性</button>
</body>
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