html The em tag is a phrase tag used to render emphasized text. We have nothing against using this tag, but if you are using it just for a visual effect, we recommend using CSS, which may provide a richer effect.
#html How to use em tag?
Tag definition and usage instructions
A tag is a phrase tag that is used to present emphasized text.
Tip: We do not object to the use of this tag, but if you are only using this tag to achieve a certain visual effect, we recommend that you use CSS, which may achieve a richer effect.
All phrase tags:
are rendered as highlighted text.
Defines important text.
Define a definition item.
Defines computer code text.
Defines sample text.
Define keyboard text. It indicates that the text was typed from the keyboard. It is often used in computer-related documentation or manuals.
Define variables. You can use this tag with the and <code> tags. </code>
Differences between HTML 4.01 and HTML5: None.
Global attributes
tag supports HTML global attributes.
Event attributes
tag supports HTML event attributes.
Example
Format text in the document:
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> </head> <body> <em>强调文本</em><br> <strong>加粗文本</strong><br> <dfn>定义项目</dfn><br> <code>一段电脑代码</code><br> <samp>计算机样本</samp><br> <kbd>键盘输入</kbd><br> <var>变量</var> </body> </html>
Effect output:
The above is the detailed content of How to use html em tag. For more information, please follow other related articles on the PHP Chinese website!
What is useEffect? How do you use it to perform side effects?Mar 19, 2025 pm 03:58 PMThe article discusses useEffect in React, a hook for managing side effects like data fetching and DOM manipulation in functional components. It explains usage, common side effects, and cleanup to prevent issues like memory leaks.
Explain the concept of lazy loading.Mar 13, 2025 pm 07:47 PMLazy loading delays loading of content until needed, improving web performance and user experience by reducing initial load times and server load.
What are higher-order functions in JavaScript, and how can they be used to write more concise and reusable code?Mar 18, 2025 pm 01:44 PMHigher-order functions in JavaScript enhance code conciseness, reusability, modularity, and performance through abstraction, common patterns, and optimization techniques.
How does currying work in JavaScript, and what are its benefits?Mar 18, 2025 pm 01:45 PMThe article discusses currying in JavaScript, a technique transforming multi-argument functions into single-argument function sequences. It explores currying's implementation, benefits like partial application, and practical uses, enhancing code read
How does the React reconciliation algorithm work?Mar 18, 2025 pm 01:58 PMThe article explains React's reconciliation algorithm, which efficiently updates the DOM by comparing Virtual DOM trees. It discusses performance benefits, optimization techniques, and impacts on user experience.Character count: 159
What is useContext? How do you use it to share state between components?Mar 19, 2025 pm 03:59 PMThe article explains useContext in React, which simplifies state management by avoiding prop drilling. It discusses benefits like centralized state and performance improvements through reduced re-renders.
How do you prevent default behavior in event handlers?Mar 19, 2025 pm 04:10 PMArticle discusses preventing default behavior in event handlers using preventDefault() method, its benefits like enhanced user experience, and potential issues like accessibility concerns.
What are the advantages and disadvantages of controlled and uncontrolled components?Mar 19, 2025 pm 04:16 PMThe article discusses the advantages and disadvantages of controlled and uncontrolled components in React, focusing on aspects like predictability, performance, and use cases. It advises on factors to consider when choosing between them.
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
AI Hentai Generator
Generate AI Hentai for free.
Hot Article
Hot Tools
mPDF
mPDF is a PHP library that can generate PDF files from UTF-8 encoded HTML. The original author, Ian Back, wrote mPDF to output PDF files "on the fly" from his website and handle different languages. It is slower than original scripts like HTML2FPDF and produces larger files when using Unicode fonts, but supports CSS styles etc. and has a lot of enhancements. Supports almost all languages, including RTL (Arabic and Hebrew) and CJK (Chinese, Japanese and Korean). Supports nested block-level elements (such as P, DIV),
ZendStudio 13.5.1 Mac
Powerful PHP integrated development environment
Zend Studio 13.0.1
Powerful PHP integrated development environment
SublimeText3 Chinese version
Chinese version, very easy to use
Safe Exam Browser
Safe Exam Browser is a secure browser environment for taking online exams securely. This software turns any computer into a secure workstation. It controls access to any utility and prevents students from using unauthorized resources.
