<!DOCTYPE html>
<html lang="en"><head>
<meta charset="UTF-8">
<title>练习 </title>
<style>
*{
margin:0;
padding:0;
list-style:none;}
div{
height:50px;
width:56px;
background:url(images2/musicBtn.gif) no-repeat left top;}
.current{
background:url(images2/musicBtn.gif) no-repeat left bottom;}
</style>
<script src="js/jquery-3.3.1.js"></script>
</head>
<body>
<audio autoplay id="muc1">
<source src="lib/home.ogg"/>
</audio>
<div class="plmus"></div>
<script>
$(document).ready(function(e) {
var picsTatus=true;
var muc1=document.getElementById("muc1");
$(".plmus").click(function(){ if(picsTatus){ console.log("play to pause"); $(".plmus").addClass("current"); muc1.pause(); // muc1.pause(); picsTatus=false; }else{ $(".plmus").removeClass("current"); muc1.play(); picsTatus=true; } }); }); </script> </body> </html>