js实现打开网页值自动加1，应用在时间秒加1上
- <!DOCTYPE html>
- <html lang="en">
- <head>
- <title>打开网页后，值自动累加，自动加1</title>
- <style>
- body{text-align:center;font:700 30px/1.5 arial;}
- </style>
- <script>
- window.onload = function ()
- {
- var oBody = document.body;
- var i = 0;
- setInterval(updateNum, 1000);
- updateNum();
- function updateNum()
- {
- oBody.innerHTML = ++i
- }
- }
- </script>
- </head>
- <body>
- </body>
- </html>
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