如果下述案例所使用的标签你还不会，不要担心。
你将在下一章学习到这些标签。
HTML 文档
所有 HTML 文档必须是以这个类型声明： 。
HTML 文档本身要以 开始，以 结束。
HTML 文档在浏览器中可见的部分是在
和 之间。
<!DOCTYPEhtml><html> <body> <h1 id="My-First-Heading">My First Heading</h1> <p>My first paragraph.</p> </body></html>
HTML 标题
HTML 标题的定义使用从
到 标签：
<h1 id="This-is-a-heading">This is a heading</h1><h2 id="This-is-a-heading">This is a heading</h2><h3 id="This-is-a-heading">This is a heading</h3>
HTML 段落
HTML 段落的定义使用
标签：
<p>This is a paragraph.</p><p>This is another paragraph.</p>
HTML 链接
HTML 链接的定义使用 标签：
<a href="http://www.longestory.com">This is a link</a>
链接是通过 href 属性指定跳转的地址。
属性是用来给HTML元素提供额外的信息。
HTML 图像
HTML 图像的定义使用 
标签。
该标签提供的属性中，src 属性表示图像的地址，alt 属性表示提示内容，width 和 height 属性表示图像显示的大小。
<img src="/static/imghwm/default1.png" data-src="longestory.jpg" class="lazy" alt="longestory.com" style="max-width:90%" style="max-width:90%">
你将在后面的章节中学习到更多有关属性的内容。
本文翻译于《w3schools》网站提供的 HTML 教程。
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