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0402课后作业
张成钢的博客
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实例

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>jQuery引入方式与ready</title>
	<style type="text/css">
		div {
			width: 300px;
			height: 200px;
			background-color: skyblue;
			margin-bottom: 20px;
		}

	</style>


	<!-- jQuery的引入方式 -->
	<!-- 1.在线引用 -->
	<script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
	<!-- 2.本地引用 -->
	<script type="text/javascript" src="../js/jquery-3.3.1.js"></script>


	<script type="text/javascript">
		// jquery的ready()方法
		// 1.给document绑定ready事件
		$(document).ready(function(){
			console.log('绑定事件')
			$("#div1").css("background","red")

		})

		// 2.给jQuery的全局函数 传入 回调函数
		$(function(){
			console.log('简写回调函数')
			$("#div1").css("background","blue")			
		})	

	</script>
</head>

<body>
	<div id="div1"></div>

</body>
</html>

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