explicit basic_ifstream( const char* filename, std::ios_base::openmode mode = ios_base::in ); (2) explicit basic_ifstream( const std::filesystem::path::value_type* filename, std::ios_base::openmode mode = ios_base::in ); (3) (C++17 起) explicit basic_ifstream( const std::...
error: no matching function for call to 'std::basic_ifstream<char>::open(std::string&) 原因是C++的string类无法作为open的参数。 解决方案:使用C的字符串。 例: char filename[10]; strcpy(filename, "1.txt"); ifstream fin; fin.open(filename);...
汉字的表示就要用到wchar_t 。char，我们都知道，占一个字节，8位宽。 标准C++中的wprintf()函数以及i...
no matching function for call to 'std::basic_ifstream<char>::basic_ifstream(QString&, const openmode&)' ifstream i_f_stream(fileName,ifstream::binary); ^ 没有匹配对。 看别人的:error: no matching function for call to 'std::basic_ifstream<char>::open(std::string&) 原因是C++的string类...
错误LNK2005 “public: void __cdecl std::basic_ifstream<char,struct std::char_traits >::open(class std::basic_string<char,struct std::char_traits,class std::allocator > const &,int,int)” (?open@? char_traits@D@std@@@std@@QEAAXAEBV?
<cpp |io |basic ifstream voidopen(constchar*filename, std::ios_base::openmodemode =std::ios_base::in); (1) voidopen(conststd::filesystem::path::value_type*filename, std::ios_base::openmodemode =std::ios_base::in); ...
错误:呼叫'std :: basic_ifstream< char> :: basic_ifstream(std :: __ __ cxx11 :: string&)',程序员大本营,技术文章内容聚合第一站。
leichen@gpu-compute4$ make g++ -Wall -pedantic-errors -g -w -lpthread -c rainfall.cpp -o rainfall.o rainfall.cpp: In function ‘int main(int, char**)’: rainfall.cpp:50:39: error: no matching function for call to ‘std::basic_ifstream<char>...
(const char *s, ios_base::openmode mode = ios_base::in, long protection = 0666); explicit basic_ifstream(int fd); basic_ifstream(int fd, char_type* buf, int len); virtual ~basic_ifstream(); basic_filebuf<charT, traits> *rdbuf() const; bool is_open(); void open(const char *...
void open( const char *filename, ios_base::openmode mode = ios_base::in ); (1) void open( const std::filesystem::path::value_type *filename, ios_base::openmode mode = ios_base::in ); (2) (C++17 起) void open( const std::string &filename, ios_base::openmode mode ...