toggle()-----显示隐藏
toggleClass-------添加类或者删除类
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<script src="jquery-1.11.1.js"></script>
<style>
div {
width: 100px;
height: 100px;
border: 1px solid #ccc;
} .box1 {
margin-right: 10px;
} .show {
background-color: red;
}
</style> <script src="jquery-1.11.1.js"></script>
<script>
$(function () {
$("button").click(function () {
$(".box1").toggleClass("show");
});
});
</script>
</head>
<body>
<button>切换</button>
<div class="box1"></div>
</body>
</html>