Article Tags
Article Tags
How to Add Custom Controls to an HTML5 Video Player? (with JS)
To add custom controls, you need to first hide the native controls and build an HTMLUI, then call the videoAPI through JavaScript to implement playback, progress, volume, full-screen and other functions, while also handling details such as loading status and accessibility.
Dec 23, 2025 am 12:24 AM
Using HTML5 for Mobile Web App Development (A Starter Guide)
HTML5enablescross-devicemobilewebappsusingstandards-basedtechnologieswithoutnativecode.Keyfeaturesincludesemanticelements,offlinesupportviaServiceWorkers,localstorage,GeolocationAPI,responsiveCSSlayoutswithviewportcontrol,touch-optimizedinteractions,
Dec 22, 2025 am 04:50 AM
Building a real-time chat application with HTML5 WebSockets.
Set up a WebSocket server based on Node.js and ws library, listen to port 8080 and broadcast messages; 2. Create an HTML front-end interface and connect to the server through the native WebSocket API; 3. Implement message sending and receiving functions to support real-time communication with multiple clients; 4. Start the service and test in multiple windows to ensure message synchronization.
Dec 22, 2025 am 04:45 AM
What are the Key Differences Between HTML4 and HTML5? (Cheat Sheet)
HTML5isafundamentalshifttowardsemanticstructure,nativemultimedia,andenhancedbrowsercapabilitieswithoutplugins.Itintroducessemanticelementslikeand,nativeand,advancedforminputs,removesdeprecatedtags,andaddsAPIsforstorage,canvas,geolocation,andwebworker
Dec 22, 2025 am 04:40 AM
How to build a basic shopping cart with HTML5 sessionStorage.
First use HTML to create a list of products. Each product contains a name, price and "add to cart" button. The product data is stored in stringified JSON format through JavaScript's sessionStorage, so that the data remains after the page is refreshed. Define the addToCart function to add items to the shopping cart, internally obtain or initialize the shopping cart array, add new items and update sessionStorage. The updateCart function is called after each operation, which reads data from sessionStorage and dynamically generates a shopping cart list, while calculating the total price and updating the page display. Set the clearCart function to clear the shopping cart and load the page
Dec 22, 2025 am 04:34 AM
How to Build a Simple Game with HTML5 Canvas? (Beginner's Tutorial)
Using HTML elements and JavaScript 2D context, draw rectangular players through clearRect and fillRect, combined with keydown event monitoring and requestAnimationFrame game loop, to achieve 60FPS keyboard-controlled movement.
Dec 22, 2025 am 04:28 AM
What is the HTML5 and Tag? (How to Use It)
HTML5 is the fifth major revision of the HTML language, including semantic tags (such as, ), multimedia elements (, ), form enhancements, APIs and other basic functions of modern Web development.
Dec 22, 2025 am 04:21 AM
How to create a color picker using the HTML5 input type? (Code Example)
Use a native, accessible system-level color picker to create a native, accessible system-level color picker. The value must be a 7-digit lowercase hexadecimal color code (such as #4a90e2). It needs to be used together and the value can be obtained in real time through the input event. Modern browsers support it. Older versions of IE will be downgraded to text boxes.
Dec 22, 2025 am 02:34 AM
How to Use the HTML5 picture Element for Responsive Images?
TheHTML5elementenablesresponsiveimagedeliverybasedondevicetraitslikescreensizeorpixeldensitywithoutJavaScript.Ituseselementswithmedia,srcset,ortypeattributesinorder,fallingbacktoarequiredwithalt,width,andheight.
Dec 22, 2025 am 02:18 AM
A performance comparison of HTML5 Canvas vs. SVG for data charts.
Canvasexcelsforlargedatasetswithhighperformance,whileSVGsuitssmaller,interactivecharts;2.SVGoffersbetterinteractivity,accessibility,andresolutionindependence;3.Canvasdemandsmorecodebutprovidesfinercontrolandlowermemoryuseperpoint.
Dec 22, 2025 am 12:37 AM
What is SessionStorage in HTML5? (Code Examples)
SessionStorage is a built-in browser API in HTML5. It is used to temporarily store single-page session data. It is only valid while the tab or window is open, and is cleared when it is closed. It is based on origin isolation, only saves strings, requires manual serialization of objects, and does not participate in network requests.
Dec 21, 2025 am 05:50 AM
How to Build a Responsive Layout with HTML5 and CSS3? (Tutorial)
Adopt a mobile-first strategy: design for small screens first, then use CSS3 media queries and HTML5 elastic structures to enhance the large-screen experience; use semantic HTML5 tags, fluid grid layout, touch and accessibility support.
Dec 21, 2025 am 05:48 AM
How to Add a Poster Image to an HTML5 Video? (The poster attribute)
Usetheposterattributeontheelementtodisplayastaticimagebeforeplayback;itacceptsaURLtoanimagefile,matchesthevideo’saspectratio,andimprovesUXwhenoptimizedandtestedacrossdevices.
Dec 21, 2025 am 05:38 AM
How to connect to a server using HTML5 Server-Sent Events (SSE)? (Live Data Example)
HTML5Server-SentEvents(SSE)enableunidirectionalserver-to-clientreal-timeupdatesoverstandardHTTPusingEventSource.Configureclientwitheventlistenersformessage,customevents,anderrors;servermustreturntext/event-streamwithproperheaders,SSE-formattedlinesen
Dec 21, 2025 am 05:36 AM
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