html js在页面中输入两个数计算和

费了很大功夫,之前写的跟这个差不多,但是就是不能正常运行,找不到原因,这个搞定的记录一下

 1 <html>
 2   <head>
 3     <title></title>
 4     <meta name="generator"
 5     content="HTML Tidy for HTML5 (experimental) for Windows https://github.com/w3c/tidy-html5/tree/c63cc39" />
 6     <script>
 7 function myFunction()
 8 {
 9 var x,y;
10 x = document.getElementById('varX').value;
11 y = document.getElementById('varY').value;
12 document.getElementById('res').innerHTML = parseInt(x) + parseInt(y);
13 }
14 </script>
15   </head>
16   <body>
17  
18       <p>请输入两个数:</p>
19       <p>x: 
20       <input type='number' id='varX' /></p>
21       <p>y: 
22       <input type='number' id='varY' /></p>
23       <button onclick='myFunction()'>click</button>
24       <p id = 'res'>结果:</p>
25    <!--    <input type='text' id='res' /></p> -->
26   
27   </body>
28 </html>

 

posted on 2015-05-05 00:34  Cris Lynn  阅读(2037)  评论(0编辑  收藏  举报

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