1.关键词2.strfmt.h3.strfmt.cpp4.测试代码5.运行结果6.源码地址1.关键词C++数据格式化字符串处理std::stringintbin跨平台2.strfmt.h#pragmaonce#include<string>#include<cstdint>#include<sstream>#include<iomanip>namespacecutl{