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Home  >  Article  >  Web Front-end  >  How to write html code

How to write html code

PHPz
PHPzOriginal
2023-04-23 10:14:564053browse
<p>HTML is the basic language for web page production. Its full name is "Hyper Text Markup Language", a computer language used to describe the structure and content of web pages. Learning to write HTML code is the first step in making a web page. Let’s introduce some basic HTML syntax and how to write code.

<ol><li>Build the basic structure <p>The first line of HTML code should be the document type declaration, that is, <!DOCTYPE html>. This declaration tells the browser which document type definition (DTD) this document adopts. Followed by the <html> tag, used to indicate the beginning and end of the web page. Within the <html> tag, there are usually two important sub-tags: <head> and <body>.

<ul> <li> <head> Tag: The content inside it will not be displayed directly in the browser, but is mainly used to provide metadata for the page. It can include <title> tags (used to set the title of the web page) and <meta> tags (used to set the keywords, description and other information of the web page), etc. <li> <body> Tags: This is the main part of the page and contains the HTML tags for the web content. <p>The following is a basic HTML structure code: 

<!DOCTYPE html>
<html>
  <head>
    <title>我的网页标题</title>
    <meta charset="utf-8">
  </head>
  <body>
    这里是内容
  </body>
</html>
    <li>Text and title
<p>In HTML language, you can use a variety of tags to Defines different kinds of text, the most basic of which is the <p> tag, which represents a paragraph. 

<p>这是一个段落。</p>
<p>In the above code, the text in the <p> tag "This is a paragraph." is the text content of a paragraph. At the same time, HTML also provides multiple levels of titles (h1, h2, h3...h6) to enhance the layering and structure of the article. 

<h1>这是一个一级标题。</h1>
<h2>这是一个二级标题。</h2>
    <li>Pictures
<p>Inserting pictures is a common operation in web design. In HTML language, you can use the <img> tag to insert images. . 

<img src="图片路径" alt="图片描述">
<p>Among them, the src attribute is required and is used to specify the URL or relative file path of the image file. The alt attribute is used to display a text on the page to describe the content of the image when the image cannot be displayed.

    <li>Link
<p>You can jump between web pages through links. In HTML, you can use the <a> tag to create a link. . The 

<a href="http://www.example.com">这是一个链接</a>
<p>href attribute is required and is used to specify the target URL of the link. At the same time, you can also add the title attribute in the <a> tag to add prompt information when the mouse hovers.

<p>If you want to link to other HTML documents in the same directory, you can also use relative paths: 

<a href="./about.html">关于我们</a>
    <li>List
<p>In HTML, you can use <ul> and <li> tags to create an unordered list, use the <ol> and <li> tags to create an ordered list. 

<ul>
    <li>列表项1</li>
    <li>列表项2</li>
    <li>列表项3</li>
</ul>

<ol>
   <li>列表项1</li>
   <li>列表项2</li>
   <li>列表项3</li>
</ol>
    <li>Table
<p>In HTML, you can use <table>, <tr>, <th> and <td> tags to create a table. 

<table>
   <tr>
      <th>姓名</th>
      <th>年龄</th>
      <th>性别</th>
   </tr>
   <tr>
      <td>张三</td>
      <td>18</td>
      <td>男</td>
   </tr>
   <tr>
      <td>李四</td>
      <td>22</td>
      <td>女</td>
   </tr>
</table>
<p>Among them, <th> label represents the header cell, <td> label represents the data cell, <tr># The ## label represents a row, and the <table> label represents the entire table.

    Form<li>
Form is one of the common interaction methods in web design. In HTML, you can use <p>
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