html设置header的方法：首先创建一个HTML示例文件；然后在body中输入“”标签；最后在该标签内输入文档或者文档的一部分区域的页眉内容即可。
本文操作环境：windows7系统、HTML5版、Dell G3电脑。
html怎么设置header？
立即学习“前端免费学习笔记（深入）”；
在一个文档中，您可以定义多个
注释：
注：IE 9、Firefox、Opera、Chrome 和 Safari 支持
注释：IE 8 或更早版本的 IE 浏览器不支持
示例：
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