静态变量初始化时机:https://blog.youkuaiyun.com/IT_Financial/article/details/126944562
程序编译过程:https://zhuanlan.zhihu.com/p/476697014
程序
在内存的分段:https://zhuanlan.zhihu.com/p/348026261
编译加载运行:https://blog.youkuaiyun.com/liu2419918682/article/details/128792188
C++函数分文件编写时,为何main函数包含的是.h而不是.cpp?
https://blog.youkuaiyun.com/lyb06/article/details/127501959
C++全局变量和静态变量的异同
https://blog.youkuaiyun.com/weixin_45525272/article/details/120402589?utm_medium=distribute.pc_relevant.none-task-blog-2~default~baidujs_baidulandingword~default-4-120402589-blog-52068514.235^v38^pc_relevant_default_base&spm=1001.2101.3001.4242.3&utm_relevant_index=7