php $_SERVER windows系统与linux系统下的区别说明_PHP
这是我在做企业站的过程中发现的一些区别:(仅供参考)
一、$_SERVER['SERVER_NAME'] 在windows系统下,末尾是有 / 的,linux下没有/ 。 可用以下方法处理
1、不论是那种系统直接全部加上 / 然后在进行替换 ,切记 ,应如此替换 str_replace('\\', '/', $fileUrl); 才可以。
2、判断是那种操作系统,使用PHP_OS,然后进行字符截取进行判断。

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics











The five basic components of the Linux system are: 1. Kernel, 2. System library, 3. System utilities, 4. Graphical user interface, 5. Applications. The kernel manages hardware resources, the system library provides precompiled functions, system utilities are used for system management, the GUI provides visual interaction, and applications use these components to implement functions.

Laravel and ThinkPHP are both popular PHP frameworks and have their own advantages and disadvantages in development. This article will compare the two in depth, highlighting their architecture, features, and performance differences to help developers make informed choices based on their specific project needs.

To install Laravel, follow these steps in sequence: Install Composer (for macOS/Linux and Windows) Install Laravel Installer Create a new project Start Service Access Application (URL: http://127.0.0.1:8000) Set up the database connection (if required)

Docker is important on Linux because Linux is its native platform that provides rich tools and community support. 1. Install Docker: Use sudoapt-getupdate and sudoapt-getinstalldocker-cedocker-ce-clicotainerd.io. 2. Create and manage containers: Use dockerrun commands, such as dockerrun-d--namemynginx-p80:80nginx. 3. Write Dockerfile: Optimize the image size and use multi-stage construction. 4. Optimization and debugging: Use dockerlogs and dockerex

Discussing the hierarchical architecture in back-end development. In back-end development, hierarchical architecture is a common design pattern, usually including controller, service and dao three layers...

Created by Ripple, Ripple is used for cross-border payments, which are fast and low-cost and suitable for small transaction payments. After registering a wallet and exchange, purchase and storage can be made.

With the continuous development of PHP framework technology, Yi2 and TP5 have attracted much attention as the two mainstream frameworks. They are all known for their outstanding performance, rich functionality and robustness, but they have some differences and advantages and disadvantages. Understanding these differences is crucial for developers to choose frameworks.

DMA in C refers to DirectMemoryAccess, a direct memory access technology, allowing hardware devices to directly transmit data to memory without CPU intervention. 1) DMA operation is highly dependent on hardware devices and drivers, and the implementation method varies from system to system. 2) Direct access to memory may bring security risks, and the correctness and security of the code must be ensured. 3) DMA can improve performance, but improper use may lead to degradation of system performance. Through practice and learning, we can master the skills of using DMA and maximize its effectiveness in scenarios such as high-speed data transmission and real-time signal processing.
