+的功能),在编译的时候有warning C4251的警告,F5运行程序没有什么问题,但是直接打开exe的时候就崩溃了,怀疑和这个C4251有关,在网上查看了一下发现string类并不是一个DLL的导出类,程序在执行的时候,可能会调用不动的DLL库,有些说的添加template class __declspec( dllexport ) std::***没有用,警告依然
1>xclock.h(29): warning C4251: “XClock::m_FileName”: class“std::basic_string<char,std::char_traits<char>,std::allocator<char>>”需要有 dll 接口由 class“XClock”的客户端使用 1>xstring(2633): note: 参见“std::basic_string<char,std::char_traits<char>,std::allocator<char>>”的...
Warning 1 warning C4251: 'reg::RegPartBase::mPartText' : class 'std::basic_string<_Elem,_Traits,_Alloc>' needs to have dll-interface to be used by clients of class 'reg::RegPartBase' c:\srcpp\libfilepreview\x64\debug\RegPart.h 32 1 LibFilePreview I have a class in a DL...
so those are the two I will show. Understand that internally these classes are quite a bit more complicated than std::vector. I'm going to present all 3 (vector, set, and map) as macros that you can cut and paste. Here goes: ...
'needs to have dll-interface' warning 2011-08-01 10:54 − class 里面有std::vector<std::string> str的时候提示C4251 warning: needs to have dll-interface... http://www.programmersheaven.com/mb/CandCPP/310449/31044... 旧博客 0 715 ...
C/C++ : converting std::string to const char* I get the error : left of '.c_str' must have class/struct/union type is 'char *' C# to C++ dll - how to pass strings as In/Out parameters to unmanaged functions that expect a string (LPSTR) as a function parameter. C++ int to...
1>xclock.h(30): warning C4251: “XClock::m_Stage”: class“std::queue<std::string,std::deque<_Ty,std::allocator<_Ty>>>”需要有 dll 接口由 class“XClock”的客户端使用 1> with 1> [ 1> _Ty=std::string 1> ] 模板类在绝大多数的编译器里要求实现一起提供,因此不能放在dll中 ...
warning C4239: * nonstandard extension used:* * 'default argument':* * conversion from* * 'std::vector<std::basic_string<wchar_t,std::char_traits<wchar_t>,std::allocator<wchar_t>>,std::allocator<_Ty>>' to* * 'std::vector<std::basic_string<wchar_t,std::char_traits<wchar_t>,...
The size() member function for std::string returns a size_type value and the docs say "For type string, it is equivalent to size_t.".Tuesday, September 17, 2019 5:11 PM | 1 voteYou are fighting your tools. If you replace m_pDataToSend and m_dataToSendSize with a std::vector<...