难道不是const char*类型吗
为啥是std::string

C c1(22, 44.3, "hi");  // OK in C++17: T1 is int, T2 is double, T3 is char const*
【 在 lwp 的大作中提到: 】
: 不是说模板参数推导时不考虑隐式转换么
: http://www.nuonsoft.com/blog/2018/12/17/c17-template-argument-deduction-for-
: constructors/
: ...................
--
修改:mvtec FROM 67.163.48.*
FROM 67.163.48.*