Home Web Front-end HTML Tutorial How to use html escape characters

How to use html escape characters

Apr 22, 2024 am 10:39 AM

HTML 转义字符用于在 HTML 代码中表示特殊字符,使其不会与 HTML 标签混淆。常用的 HTML 转义字符包括 <、>、&、"、'、 、©、® 和 €。使用 HTML 转义字符可保留 HTML 标签的含义、包含特殊符号和防止跨站脚本攻击。

How to use html escape characters

HTML 转义字符使用方法

什么是 HTML 转义字符?

HTML 转义字符用于在 HTML 代码中表示特殊字符。这些字符通常用于保留 HTML 标签的含义,或者在文本中包含特殊符号。

如何使用 HTML 转义字符?

要使用 HTML 转义字符,请使用以下语法:

&amp;lt;code&amp;gt;&amp;字符名称;&amp;lt;/code&amp;gt;
Copy after login

例如:

  • &amp;lt; 表示小于号(<)
  • &amp;gt; 表示大于号(>)
  • &amp; 表示与号(&)

常用的 HTML 转义字符

以下是常用的 HTML 转义字符:

实体名称 字符 描述
<<小于号
> > 大于号
& & 与号
" " 双引号
' ' 单引号
  空格
© © 版权符号
® ® 注册商标符号
欧元符号

为什么要使用 HTML 转义字符?

使用 HTML 转义字符非常重要,原因如下:

  • 保留 HTML 标签的含义:如果标签字符(如尖括号)直接出现在文本中,可能会与 HTML 标签混淆,导致解析错误。
  • 包含特殊符号:某些符号,例如引号和与号,在 HTML 中用途特殊。转义这些字符可确保它们按文本显示,而不是作为 HTML 命令。
  • 防止跨站脚本攻击(XSS):恶意用户可能会尝试在文本中注入脚本,从而危害网站。转义字符有助于防止这些攻击。

The above is the detailed content of How to use html escape characters. For more information, please follow other related articles on the PHP Chinese website!

Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

Is HTML easy to learn for beginners? Is HTML easy to learn for beginners? Apr 07, 2025 am 12:11 AM

HTML is suitable for beginners because it is simple and easy to learn and can quickly see results. 1) The learning curve of HTML is smooth and easy to get started. 2) Just master the basic tags to start creating web pages. 3) High flexibility and can be used in combination with CSS and JavaScript. 4) Rich learning resources and modern tools support the learning process.

The Roles of HTML, CSS, and JavaScript: Core Responsibilities The Roles of HTML, CSS, and JavaScript: Core Responsibilities Apr 08, 2025 pm 07:05 PM

HTML defines the web structure, CSS is responsible for style and layout, and JavaScript gives dynamic interaction. The three perform their duties in web development and jointly build a colorful website.

Understanding HTML, CSS, and JavaScript: A Beginner's Guide Understanding HTML, CSS, and JavaScript: A Beginner's Guide Apr 12, 2025 am 12:02 AM

WebdevelopmentreliesonHTML,CSS,andJavaScript:1)HTMLstructurescontent,2)CSSstylesit,and3)JavaScriptaddsinteractivity,formingthebasisofmodernwebexperiences.

Gitee Pages static website deployment failed: How to troubleshoot and resolve single file 404 errors? Gitee Pages static website deployment failed: How to troubleshoot and resolve single file 404 errors? Apr 04, 2025 pm 11:54 PM

GiteePages static website deployment failed: 404 error troubleshooting and resolution when using Gitee...

What is an example of a starting tag in HTML? What is an example of a starting tag in HTML? Apr 06, 2025 am 12:04 AM

AnexampleofastartingtaginHTMLis,whichbeginsaparagraph.StartingtagsareessentialinHTMLastheyinitiateelements,definetheirtypes,andarecrucialforstructuringwebpagesandconstructingtheDOM.

How to use CSS3 and JavaScript to achieve the effect of scattering and enlarging the surrounding pictures after clicking? How to use CSS3 and JavaScript to achieve the effect of scattering and enlarging the surrounding pictures after clicking? Apr 05, 2025 am 06:15 AM

To achieve the effect of scattering and enlarging the surrounding images after clicking on the image, many web designs need to achieve an interactive effect: click on a certain image to make the surrounding...

HTML, CSS, and JavaScript: Essential Tools for Web Developers HTML, CSS, and JavaScript: Essential Tools for Web Developers Apr 09, 2025 am 12:12 AM

HTML, CSS and JavaScript are the three pillars of web development. 1. HTML defines the web page structure and uses tags such as, etc. 2. CSS controls the web page style, using selectors and attributes such as color, font-size, etc. 3. JavaScript realizes dynamic effects and interaction, through event monitoring and DOM operations.

How to implement adaptive layout of Y-axis position in web annotation? How to implement adaptive layout of Y-axis position in web annotation? Apr 04, 2025 pm 11:30 PM

The Y-axis position adaptive algorithm for web annotation function This article will explore how to implement annotation functions similar to Word documents, especially how to deal with the interval between annotations...

See all articles