Published on: June 12, 2025
Resource Profile:
这是一款轻量级PHP二维码活码管理系统，源代码开源，支持二维码指向图片的动态更新功能。通过替换文件即可实现内容实时更新，无需修改原始二维码地址，适合用于推广活动、临时群组、长期链接等多种场景。系统设计简洁，无数据库依赖，安装部署方便，适合个人或小型团队快速搭建。
部署方法非常简单：将完整代码上传至服务器或宝塔面板中的网站目录，确保uploads目录存在并具有写入权限（推荐设置为777权限）。管理后台入口为admin.php，默认管理密码为admin123（建议在functions.php中及时更改）。上传图片后，可通过访问index.php?name=文件名的方式获取二维码对应的内容。
系统核心特性包括：无需数据库，所有图片文件直接保存在服务器目录中；支持 jpg、png、gif、webp 等多种主流图片格式；后台采用简单密码验证机制，方便管理；上传新图时自动清理旧版本，保持目录整洁。该系统自适应PC端与移动端，整体页面简洁友好，适合日常使用和定制开发。对于高访问量应用场景，建议集成缓存机制以提升性能。
该源码适合开发新手快速上手，也支持二次开发扩展数据库支持、用户权限等功能，整体结构清晰，维护成本低，欢迎下载使用与测试。
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