The page will be displayed in its original size in the iPhone's browser, no zooming is allowed.
width - the width of the viewport height - the height of the viewport
initial-scale - the initial scaling ratio
minimum-scale - the minimum ratio that the user is allowed to zoom to
maximum-scale - the maximum ratio that the user is allowed to zoom to
user- scalable - Whether the user can manually scale
to remove the default Apple toolbar and menu bar. content has two values "yes" and "no". When we need to display the toolbar and menu bar, there is no need to add this line of meta. The default is to display it.
After adding to the home screen, "display full screen
"
The function is to control the status bar display style status-bar-style: black dark black status-bar-style: black-translucent light gray
Ignore the recognition of email addresses in the Android platform
Disable page caching
Default on iPhone Yes (the phone number is displayed as a dial-up hyperlink):
You can set telephone=no, then the mobile phone number is not displayed as a dial-up link
iOS devices are private to the meta definition Attributes: (can be added to the home screen)
The website enables support for web app programs.
The color of the status bar (top bar of the screen) in web app applications;
The default value is default (white), which can be set to black (black) and black-translucent (gray translucent).
If the value is "black-translucent", it will occupy the px position of the page and float above the page (it will cover the 20px height of the page - the Retina screen of iphone4 and itouch4 is 40px).

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.

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 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.

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

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.

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

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.

"h5" and "HTML5" are the same in most cases, but they may have different meanings in certain specific scenarios. 1. "HTML5" is a W3C-defined standard that contains new tags and APIs. 2. "h5" is usually the abbreviation of HTML5, but in mobile development, it may refer to a framework based on HTML5. Understanding these differences helps to use these terms accurately in your project.


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