標籤：style blog class c code java
1. 元素和屬性全部小寫
2. 屬性值盡量使用引號包圍
3. 成對標籤都要閉合
4. 空元素無需結束
5. <html>標籤有lang屬性。en代表英語，zh代表中文，不區分大小寫
6. 無需完整地書寫所有屬性名稱等於屬性值的屬性
7. 推薦在每個html檔案中引入重設樣式表normalize.css
8. 為HTML5語義元素添加跨瀏覽器支援http://html5shiv.googlecode.com/svn/trunk/html5.js
9. 給舊版IE添加CSS3修飾特性的支援http://css3pie.com/
1 <!doctype html> 2 <html lang="zh"> 3 <head> 4 <meta charset="utf-8"> 5 <link rel="stylesheet" href="css/normalize.css"> 6 <!--[if lt IE 9] 7 <scriptsrc="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script> 8 <![endif]--> 9 </head>10 <body>11 <span>姓名：</span><input type="text" required>12 </body>13 </html>
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