Found a total of 10000 related content
How to play audio or video using the HTML5 media APIs?
Article Introduction：To play audio or video using the HTML5 media API, you must first use or elements and control it through JavaScript; 1. The basic setting is to add media tags and optionally include controls; 2. To control the playback status through JavaScript calls .play() or .pause() methods, but it should be noted that the browser usually requires users to interact before allowing automatic playback; 3. To respond to playback status changes using event listeners such as 'play', 'pause', 'ended'; 4. Consider cross-browser compatibility, provide support for multiple media formats, and handle mobile restrictions and preload behaviors.
2025-06-26
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946
How to play live streams in HTML5? How to handle video errors in HTML5?
Article Introduction：How to play a live stream using HTML5: Create a Video element and set its src attribute to the live stream URL. Listen to the error event to catch playback errors. Take appropriate actions based on the error code, such as retrying the connection or displaying an error message.
2025-04-06
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How to get the current playback time and duration of a video?
Article Introduction：If you want to know the current playback time and total duration of the video, the method varies by platform. 1. In a web browser, you can directly view the video control bar to get the current time and total time; developers can use JavaScript code to read HTML5 element information. 2. In the mobile app, click the screen display control bar to roughly determine the current playback position and total duration, but the precise data requires professional tools to analyze. 3. Local players such as VLC, MPV, etc. will directly display the current time and total time on the interface, and you can also view detailed metadata through media information. There are ready-made solutions in different environments, and the details are easily overlooked but the operation is not complicated.
2025-06-21
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336
How do I use the poster attribute to display a preview image before the video starts playing?
Article Introduction：Poster attributes are used in HTML5 to specify the preview image displayed before the video starts playing, which is implemented by adding an image URL to the tag. When using it, you need to ensure the correct path. The picture should be a high-quality keyframe screenshot to avoid blurred or overly dark images, and optimize the loading speed; some browsers or mobile devices may not display posters due to fast video loading, dynamic src or automatic playback restrictions; posters can be scaled through CSS, but the style is restricted directly. Reasonable selection and processing of posters can improve the user experience.
2025-06-22
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863
Understanding HTML5 Media Autoplay Policy Changes
Article Introduction：The browser limits HTML5 media autoplay for user experience. Starting from Chrome 66, only silent automatic playback is allowed, and Safari and Firefox policies are stricter. Solutions include: 1. Mute by default and provide an unmute button; 2. Listen to the user to play a sound video after the first interaction; 3. When the iframe is embedded with the muted=1 parameter; 4. The mobile terminal needs to add the playsinline attribute. JS controls errors when playing, ensures that user interaction triggers and is compatible with promises from different browsers.
2025-07-04
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288
How to control HTML5 video and audio playback using JavaScript?
Article Introduction：To control HTML5 video and audio playback using JavaScript, master the following key operations to achieve basic control. 1. Start or pause play can be achieved through the .play() and .pause() methods, and it is recommended to trigger through user interaction to be compatible with mobile browsers; 2. Control the volume and set the value from 0 to 1 through the volume attribute, and switch by setting the muted attribute to true or false; 3. Jump to a specific time to play, you can use the currentTime attribute, which supports direct assignment or increase or decrease the current time, and it is recommended to add error handling; 4. Listen to the playback status changes can be achieved through events such as play, pause, ended and timeupdate.
2025-06-24
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732
What can be done for H5 page production
Article Introduction：H5 page production is not only suitable for creating simple web pages, but also has powerful functions, including: Dynamic interaction: Use elements such as animation, video and 3D models to provide users with an immersive experience. Mobile-friendly: Responsive design ensures the best browsing experience on a variety of devices. Data visualization: present data in an intuitive way, using elements such as charts and maps. Games and interactive applications: Develop lightweight games and interactive applications to enhance user engagement. Cross-platform compatibility: Based on a combination of HTML5, CSS3 and JavaScript, but compatibility remains a challenge. Performance optimization: For complex pages, code efficiency needs to be optimized. Security: Security vulnerabilities need to be prevented, such as
2025-04-06
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559
Dave The Diver: How To Catch Spider Crabs
Article Introduction：In Dave The Diver, there are some creatures that are not easy to catch. Or, catch alive that is. The spider crab is one of those very species, making it seem like the only way to bring these crustaceans back up to land is to viciously crack them up w
2025-01-10
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776
Prepare for Interview Like a Pro with Interview Questions CLI
Article Introduction：Prepare for Interview Like a Pro with Interview Questions CLI
What is the Interview Questions CLI?
The Interview Questions CLI is a command-line tool designed for JavaScript learners and developers who want to enhance their interview
2025-01-10
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1404
Soft Deletes in Databases: To Use or Not to Use?
Article Introduction：Soft Deletes: A Question of DesignThe topic of soft deletes, a mechanism that "flags" records as deleted instead of physically removing them, has...
2025-01-10
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