"Playing with JavaScript: Three-Level Linkage Examples" introduces the three-level linkage function developed by JavaScript, which is also commonly used in daily work.
How to use PHP to implement user comment function With the development of the Internet, user comment function has become an essential part of many websites and applications. User comments allow users to share their views and opinions, enrich website content, and provide reference and guidance to other users. In this article, we will introduce how to use PHP language to implement user comment function and provide specific code examples. 1. Create a comment table First, we need to create a table in the database to store user comments. The structure of the table can be set according to actual needs. View original text
PHP is a widely used server-side scripting language and one of the mainstream languages for web development. PHP is a simple, easy-to-learn and use language, especially suitable for beginners. If you are interested in web development, then PHP is a good starting point. Let's take a look at how to learn PHP from scratch and how to get started quickly. To prepare, you first need to ensure that you have installed a PHP environment and editing tools suitable for you. For Windows users, you can use WampServer or XAM View original text
Use route matchers in PHP to implement dynamic configuration and expansion of routing rules. In web applications, routing rules are a very important part. It determines how the user's request is mapped to the appropriate handler or controller. The traditional approach is to hard-code routing rules in the application code, which makes the code difficult to maintain and extend. In order to solve this problem, routing matchers can be used to implement dynamic configuration and expansion of routing rules. In PHP, there are many excellent route matcher libraries available, such as Fast View original text
Recently, I found that many novice friends are searching for "how to check the PHP version". It happened to rain recently. I took this opportunity to share the practical process of this method with novice friends. I am also a novice. Step by step on the road, I have reached the point where I am now a professional project developer, so I naturally empathize with how difficult it is for a novice, so let us work together to work together on this road of PHP development and move forward together! View original text
1. The http stateless protocol cannot distinguish whether the user comes from the same website. The same user requesting different pages cannot be regarded as the same user. 2. SESSION is stored on the server side, and COOKIE is stored on the client side. Session is relatively secure. Cookies can be modified by certain means and are not safe. View original text
The way PHP generates short URLs without duplication is to use an encryption-like algorithm to shorten all long URLs into a corresponding 5 to 6-digit and unique string, and then store this correspondence. Just go to the database. View original text
Blog, also translated as web log, blog or blog, is a website that is usually managed by individuals and posts new articles from time to time. So how to set up a blog? What are the PHP blog systems? Which blogging system is best to use? Below, PHP Chinese website will summarize and share the top ten open source PHP blog systems with you. Let’s take a look! View original text
With the continuous development of the Internet, real-time data communication has become standard for various applications. Using PHP and Socket to implement real-time data communication is one of the common ways. This article will introduce how to use PHP and Socket to achieve real-time data communication. Socket is a mechanism used to communicate between applications. It provides a standard set of interfaces that allow different applications to communicate between different computers. In PHP, you can use the Socket extension library to implement Sock View original text
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