


In addition to canvas, another very important function in HTML5 is the local storage of web storage on the client. Previously, user names and other information could be stored in cookies on the client side. Later, it was discovered that the following problems exist in Cookies storage: Size: The size of Cookies is Bandwidth is limited to about 4kb: Coolies are sent together with the HTTP service, so part of the bandwidth is wasted. Complexity: It is very difficult to operate Cookies correctly. In response to the above problems, HTML5 proposes a method of saving data locally: Web storage has two processing methods: session storage: save data in the session object. Session is the time that elapses from when a user opens the website to when he closes the website, that is, the time the user browses the website. The session object can save all data during this period. local storage: Save data on the client's hardware (hard drive) even if the user's browser is closed. The next time you open it, the session storage instance index.h will also be reloaded
1. Html5 Learning Journey-Html5 Web Storage Overview (16)
Introduction: In addition to canvas, another very important function in HTML5 is the local storage of web storage on the client side. Previously, it could be stored on the client side Cookies store user names and other information. Later, it was discovered that the following problems existed in Cookie storage:
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The above is the detailed content of Storage overview introductory tutorial: 10 recommended zero-based introductory tutorials for storage overview. For more information, please follow other related articles on the PHP Chinese website!

HTML is the cornerstone of building web page structure. 1. HTML defines the content structure and semantics, and uses, etc. tags. 2. Provide semantic markers, such as, etc., to improve SEO effect. 3. To realize user interaction through tags, pay attention to form verification. 4. Use advanced elements such as, combined with JavaScript to achieve dynamic effects. 5. Common errors include unclosed labels and unquoted attribute values, and verification tools are required. 6. Optimization strategies include reducing HTTP requests, compressing HTML, using semantic tags, etc.

HTML is a language used to build web pages, defining web page structure and content through tags and attributes. 1) HTML organizes document structure through tags, such as,. 2) The browser parses HTML to build the DOM and renders the web page. 3) New features of HTML5, such as, enhance multimedia functions. 4) Common errors include unclosed labels and unquoted attribute values. 5) Optimization suggestions include using semantic tags and reducing file size.

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

The role of HTML is to define the structure and content of a web page through tags and attributes. 1. HTML organizes content through tags such as , making it easy to read and understand. 2. Use semantic tags such as, etc. to enhance accessibility and SEO. 3. Optimizing HTML code can improve web page loading speed and user experience.

HTMLisaspecifictypeofcodefocusedonstructuringwebcontent,while"code"broadlyincludeslanguageslikeJavaScriptandPythonforfunctionality.1)HTMLdefineswebpagestructureusingtags.2)"Code"encompassesawiderrangeoflanguagesforlogicandinteract

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.

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.

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.


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