第十节 JavaScript匿名函数

 1 <!DOCTYPE html>
 2 <html lang="en">
 3 <head>
 4     <meta charset="UTF-8">
 5     <title>Document</title>
 6     <script type="text/javascript">
 7         window.onload = function(){
 8             var oBtn = document.getElementById('btn01')
 9 
10             // 匿名函数
11             oBtn.onclick = function(){
12                 var oDiv = document.getElementById('div1');
13                 oDiv.style.color = 'red';
14                 oDiv.style.fontSize = '20px'
15                 };
16         }
17 
18         // fnChange()
19 
20     </script>
21 </head>
22 <body>
23     <div id="div1">这是一个div</div>
24     <input type="button" name="" value="改变div" id="btn01">
25 </body>
26 </html>