What are the new features of HTML5? Detailed explanation of new features of HTML5-H5 Tutorial-php.cn

Home

Web Front-end

H5 Tutorial

What are the new features of HTML5? Detailed explanation of new features of HTML5

云罗郡主

Jan 04, 2019 am 09:41 AM

html5html5 new features

#This article brings you what are the new features of HTML5? A detailed explanation of the new features of HTML5 has certain reference value. Friends in need can refer to it. I hope it will be helpful to you. [Recommended tutorial: Html5 tutorial]

1: New features

More semantic elements. article, footer, header, nav, section

Localized storage. localStorage and sessionStorage

Offline application, offline caching. manifest

Drag and release API. Drag and drop

Media playback. video and audio

Enhanced form controls. calendar, date, time, email, url, search

Geographical location. Geolocation

Multi-tasking. webworker

Full-duplex communication protocol. websocket

History management history

Cross-domain resource sharing (CORS) Access-Control-Allow-Origin

Page visibility change event visibilitychange

Cross-window Communication PostMessage

Form Data Object

Painting: canvas

2: What elements have been removed by HTML5?

Purely expressive elements: basefont, big, center, font, s, strike, tt, u

Elements that negatively impact usability: frame, frameset, noframes

Three: How to deal with the compatibility issue of h5 new tags

First, you can use document.createElement to create new tags

Use the shim html5shiv.js

<!--if lt IE 9]>　　
<script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script>　
<![endif]-->

3: How to distinguish between HTML and HTML5

The obvious difference is the DOCTYPE statement. h5 only needs to write , while the html statement

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

Can be judged based on the new functional elements of h5 such as canvas

The above is the detailed content of What are the new features of HTML5? Detailed explanation of new features of HTML5. For more information, please follow other related articles on the PHP Chinese website!

Statement

This article is reproduced at:csdn. If there is any infringement, please contact admin@php.cn delete

H5 Code: Best Practices for Web DevelopersApr 16, 2025 am 12:14 AM

Best practices for H5 code include: 1. Use correct DOCTYPE declarations and character encoding; 2. Use semantic tags; 3. Reduce HTTP requests; 4. Use asynchronous loading; 5. Optimize images. These practices can improve the efficiency, maintainability and user experience of web pages.

H5: The Evolution of Web Standards and TechnologiesApr 15, 2025 am 12:12 AM

Web standards and technologies have evolved from HTML4, CSS2 and simple JavaScript to date and have undergone significant developments. 1) HTML5 introduces APIs such as Canvas and WebStorage, which enhances the complexity and interactivity of web applications. 2) CSS3 adds animation and transition functions to make the page more effective. 3) JavaScript improves development efficiency and code readability through modern syntax of Node.js and ES6, such as arrow functions and classes. These changes have promoted the development of performance optimization and best practices of web applications.

Is H5 a Shorthand for HTML5? Exploring the DetailsApr 14, 2025 am 12:05 AM

H5 is not just the abbreviation of HTML5, it represents a wider modern web development technology ecosystem: 1. H5 includes HTML5, CSS3, JavaScript and related APIs and technologies; 2. It provides a richer, interactive and smooth user experience, and can run seamlessly on multiple devices; 3. Using the H5 technology stack, you can create responsive web pages and complex interactive functions.

H5 and HTML5: Commonly Used Terms in Web DevelopmentApr 13, 2025 am 12:01 AM

H5 and HTML5 refer to the same thing, namely HTML5. HTML5 is the fifth version of HTML, bringing new features such as semantic tags, multimedia support, canvas and graphics, offline storage and local storage, improving the expressiveness and interactivity of web pages.

What Does H5 Refer To? Exploring the ContextApr 12, 2025 am 12:03 AM

H5referstoHTML5,apivotaltechnologyinwebdevelopment.1)HTML5introducesnewelementsandAPIsforrich,dynamicwebapplications.2)Itsupportsmultimediawithoutplugins,enhancinguserexperienceacrossdevices.3)SemanticelementsimprovecontentstructureandSEO.4)H5'srespo

H5: Tools, Frameworks, and Best PracticesApr 11, 2025 am 12:11 AM

The tools and frameworks that need to be mastered in H5 development include Vue.js, React and Webpack. 1.Vue.js is suitable for building user interfaces and supports component development. 2.React optimizes page rendering through virtual DOM, suitable for complex applications. 3.Webpack is used for module packaging and optimize resource loading.

The Legacy of HTML5: Understanding H5 in the PresentApr 10, 2025 am 09:28 AM

HTML5hassignificantlytransformedwebdevelopmentbyintroducingsemanticelements,enhancingmultimediasupport,andimprovingperformance.1)ItmadewebsitesmoreaccessibleandSEO-friendlywithsemanticelementslike,,and.2)HTML5introducednativeandtags,eliminatingthenee

H5 Code: Accessibility and Semantic HTMLApr 09, 2025 am 12:05 AM

H5 improves web page accessibility and SEO effects through semantic elements and ARIA attributes. 1. Use, etc. to organize the content structure and improve SEO. 2. ARIA attributes such as aria-label enhance accessibility, and assistive technology users can use web pages smoothly.

See all articles

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

R.E.P.O. Energy Crystals Explained and What They Do (Yellow Crystal)

4 weeks agoBy尊渡假赌尊渡假赌尊渡假赌

R.E.P.O. Best Graphic Settings

4 weeks agoBy尊渡假赌尊渡假赌尊渡假赌

Assassin's Creed Shadows: Seashell Riddle Solution

2 weeks agoByDDD

R.E.P.O. How to Fix Audio if You Can't Hear Anyone

4 weeks agoBy尊渡假赌尊渡假赌尊渡假赌

R.E.P.O. Chat Commands and How to Use Them

4 weeks agoBy尊渡假赌尊渡假赌尊渡假赌

Hot Tools

DVWA

Damn Vulnerable Web App (DVWA) is a PHP/MySQL web application that is very vulnerable. Its main goals are to be an aid for security professionals to test their skills and tools in a legal environment, to help web developers better understand the process of securing web applications, and to help teachers/students teach/learn in a classroom environment Web application security. The goal of DVWA is to practice some of the most common web vulnerabilities through a simple and straightforward interface, with varying degrees of difficulty. Please note that this software