14 Sep 2025

This tutorial provides detailed instructions on how to dynamically switch web pictures based on the current date and time using PHP. We will analyze common problems such as blank pages, lack of default images and code redundancy, and provide an optimized solution. Through this tutorial, you will learn how to build flexible image display logic to ensure that the corresponding visual content is displayed at different time periods.

07 Sep 2025

This tutorial will guide you how to use JavaScript to dynamically change the background image of a web page based on the current time. By obtaining the current time of the client and using conditional judgment, we can apply different background images according to different time periods, thereby providing users with a more personalized experience. This article will provide detailed code examples and explanations to help you easily implement this feature.

08 Sep 2025

This tutorial is designed to guide developers how to dynamically switch web background images based on current time using JavaScript. The article will explain in detail how to correctly obtain DOM elements, set CSS background properties, and provide a complete set of code examples to help readers avoid common mistakes and build visual effects of response time changes.

31 Aug 2025

This article describes how to create a countdown timer using JavaScript and dynamically change the font color at a specific point in time, such as when the countdown reaches 0:59. By modifying the Timeout function and adding conditional judgment statements, this function can be easily implemented, thereby improving the user experience.

25 Feb 2025

Usually, the publication time of an article or web page is displayed directly on the page. But sometimes, certain web pages try to masquerade as content that never goes out of date, which can cause problems when you need to understand its relevance. Don't worry, there are ways to uncover this mystery. It should be clear that there is no guarantee that the exact date can be found – you may only be able to estimate the age of the information. Usually, this is enough. The easiest way: View URL Strictly speaking, the web address is right in front of you, but it is easy to be ignored. Check it first. Unfortunately, these addresses are not always consistent or accurate. Some Popular Science's old articles have URLs that contain their publication year and month (but no date). Our newer articles do not

15 Aug 2025

This tutorial is intended to guide developers how to use JavaScript's Date object and getMonth() method to dynamically switch image resources on the web page according to the current month. The article will explain in detail how getMonth() is used as a function, avoiding common syntax errors, and providing complete code examples and practical suggestions to ensure that the image can be displayed in a specific month as expected.

07 Sep 2025

This article aims to guide developers how to use JavaScript to dynamically change the background of a web page to display different images according to the current time. We will explain the implementation steps in detail, including HTML structure construction, JavaScript code writing, and precautions to help you easily implement this function.

07 Apr 2025

How to get real-time time? In Vue, you can get real-time time by using JavaScript's Date object or built-in filter | date. Use Date object: const now = new Date(); Use | date filter: <template><p>{{ new Date() | date('yyyy-MM-dd HH:mm:ss') }}</p></template>&l

13 Jan 2025

Efficiently Extracting Date from Date Time in SQL ServerDetermining the most efficient technique to extract a date from a combined date and time...