stdstring

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std::string::find_first_of does not return the expected value

I am trying to create an XML parser in C++. I am currently using cygwin and gcc to compile and gdb to debug. I have this piece of code:[详细]

2023-04-11 20:37 分类：问答
C++ std::string and string

I don\'t suppose anyone tell me whats the difference between using the std::string and just the string data type in C++??[详细]

2023-04-09 16:48 分类：问答
boost::interprocess::basic_string as std::string

I am trying to replace a class method which returns const std::string & with const boost::interprocess::basic_string &. The main challenge I am facing is the incompatibility between the two cl[详细]

2023-04-05 15:10 分类：问答
How to efficiently copy a std::vector<char> to a std::string

This question is a flip开发者_运维百科 side of this How to efficiently copy a std::string into a vector[详细]

2023-04-03 23:16 分类：问答
Do compilers usually have special optimizations for strings?

Often times you see things like std::map<std::string, somethingelse> m_named_objects; or std::string state;[详细]

2023-04-01 12:30 分类：问答
How to implement safe copy constructor for class that has internal placement new (with std::string)

Here\'s my code: struct RS_Token { char id; char cleanup; unsigned char array[sizeof (std::string) > sizeof (double) ? sizeof (std::string) : sizeof (double)];[详细]

2023-03-27 10:36 分类：问答
C++: Correct implementation for passing a std::string to a C function that wants to change the string?

I have a function in a third-party library written in C: char* fix_filename_slashes(char* path). This function expects a mutable C-string passed to it so it can change all the slashes in the path to t[详细]

2023-03-25 00:26 分类：问答
a pointer bound to a function may only be used to call a function

I\'ve just moved from char arrays to std::string and I\'ve already ran into a problem, I\'m probably doing something extremely stupid, feel free to ridicule:[详细]

2023-03-24 17:26 分类：问答
How to convert a XZ compression output to a NSString?

I\'ve successfully set up a small XZ compressor which returns a std::string that contains the compressed output. To process the result I need to \"convert\" the std::string to a NSString. Unfortunatel[详细]

2023-03-24 08:18 分类：问答
std::string::back()

Why isn\'t there a std::basic_string<...>::back() member function? The functionality is obviously there, I mean, one can write[详细]

2023-03-19 08:35 分类：问答