This article explains the purpose of URL encoding, introduces PHP's urldecode() function, shows its prototype and practical examples, and highlights its limitations and the alternative rawurldecode() for handling special characters.
URL encoding ensures safe transmission of special and non‑ASCII characters in web requests, and PHP's built‑in urlencode function—illustrated with both English and Chinese examples—demonstrates how to encode strings, handle spaces, and use rawurlencode when a %20 representation is required.
This article explains how to correctly use PHP's session_start function, demonstrates basic session handling, shows how to control session lifetime with session_set_cookie_params, and describes how to destroy a session using session_destroy, providing practical tips for effective backend session management.
This article introduces seven highly anticipated ES2025 JavaScript features—including deferred module evaluation, pattern matching, native type annotations, a smart pipeline operator, exception groups, records & tuples, and block parameters—explaining their syntax, advantages, and practical use cases for modern web development.
This article explains the importance of URL encoding for transmitting special and non-ASCII characters, demonstrates how to use PHP's urlencode function with example code for both English and Chinese strings, and notes the difference with rawurlencode for space handling.
This article explains the importance of URL encoding for transmitting data safely on the internet, demonstrates how to use PHP's built‑in urlencode function with examples for both ASCII and non‑ASCII strings, and highlights considerations such as space handling and the alternative rawurlencode function.
Despite criticism and a slight market dip, PHP remains the world’s most widely used server‑side language, powered by continuous updates, a massive open‑source community, major corporate adoption, and expanding roles in modern web, IoT, and AI applications.
This article explains the PHP file_get_contents() function, covering its syntax, parameters, return values, practical examples for reading local files and remote URLs, common pitfalls, and best practices for reliable file handling in backend development.
This article explains the PHP move_uploaded_file() function, covering its syntax, parameter meanings, internal workflow checks, and provides two practical code examples demonstrating how to safely move uploaded files to a target directory.
This article introduces PyScript, explains how it compiles Python to WebAssembly for client‑side execution, and provides a complete tutorial—including setup, a Hello World example, and code explanations—to help developers embed Python seamlessly into HTML web pages.
This article showcases an obscure JavaScript expression built from the characters ()+[]! that, when run in a browser, produces the same result as alert(1), and explains its origin on the Esolang Wiki and a popular GitHub repository.
In an exclusive interview, PHP’s creator Rasmus Lerdorf shares his pragmatic philosophy, the origins of PHP, his career from Yahoo to WePay, lessons from developing PHP 7, thoughts on JavaScript, and his vision for solving real‑world web problems.
