还是先贴代码吧
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="js/jquery.js"></script>
</head>
<style>
body{font-family: "微软雅黑";width: 980px; margin: 0 auto; text-align: center;}
.box{
width: 300px;
height: 300px;
background: green;
border: 1px solid #e6e6e6;
margintop: 50px;
line-height: 200px;
position: absolute;
}
button{
border: none;
background: green;
width: 100px;
height: 50px;
line-height: 50px;
color: #fff;
font-size: 16px;
margin-top: 50px;
}
</style>
<body>
<button>点击开始动画</button>
<div class="box" ></div>
<script>
$(document).ready(function(){
$("button").click(function(){
var div=$(".box");
div.animate({height:'200px',opacity:'0.4'},"slow");
div.animate({width:'200px',opacity:'0.8'},"slow");
div.animate({height:'100px',opacity:'0.4'},"slow");
div.animate({width:'100px',opacity:'0.8'},"slow");
div.animate({right:'100px',opacity:'0.8'},"slow");
div.animate({bottom:'100px',opacity:'0.8'},"slow");
div.animate({left:'100px',opacity:'0.8'},"slow");
div.animate({top:'100px',opacity:'0.8'},"slow",function(){
alert("The paragraph is over");
});
});
});
</script>
<script>
$(document).ready(function(){
$("button").click(function(){
var div=$(".box");
div.animate({height:'300px',opacity:'0.4'},"slow");
div.animate({width:'300px',opacity:'0.8'},"slow");
div.animate({height:'100px',opacity:'0.4'},"slow");
div.animate({width:'100px',opacity:'0.8'},"slow",function(){
alert("The paragraph is over");
});
});
});
});
</script>
</body>
</html>
所谓的回调函数，其实就是在 speed 或 duration 参数可以设置许多不同的值，比如 "slow", "fast", "normal" 或毫秒 后面再添加函数，显示相对应的内容，以提示网民
小伙伴们对jQuery回调函数是否有了新的认识了呢，希望本文能给大家一些帮助。
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