通过百度的源代码为例,来介绍html的基础布局
1.百度首页源代码
baidu.jpg
2.依次介绍html的基础布局
从头开始依次介绍
2.1. 2.1.1.用处
html的头文件,因为html有很多版本,浏览器只有知道html的确切版本,才能正确的显示出html页面信息。因此这就是头文件的作用,用来声音html的版本
2.1.2.用法规范
它必须是html文档的第一行,位于标签之前,并且值得注意的是,它不是一个标签ps:这里是html5的声明
2.2.
所有的html文件都必须包含在html文件当中,如果把一个人比作一个html,那这个人的一切(
、),都必须包含在当中2.3.
2.3.1用处
是html文档的头部信息,它用来描述html的各种属性和信息,例如编码格式,标题,或者文字显示形式,通常这部分信息不会作为内容真正给读者显示2.3.2用法规范
应该把
标签放在文档的开始处,紧跟在 后面,并处于 标签或
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