目录前言基本原理实践案例1. 简单C函数调用示例2. 传递和返回结构体3. 处理数组和指针4. 调用C++类和函数（需要extern “C”）常见问题与解决方案总结前言
I\'m building a Rails site that, among other things, allows users to build their own recipe repository.Recipes are entered either manually or via a link to another site (think epicurious, cooks.com, e
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