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c++ Programming Glossary: va_start

How to pass variable number of arguments to printf/sprintf

http://stackoverflow.com/questions/1056411/how-to-pass-variable-number-of-arguments-to-printf-sprintf

const char format ... char dest 1024 16 va_list argptr va_start argptr format vsprintf dest format argptr va_end argptr printf.. Good void Error const char format ... va_list argptr va_start argptr format vfprintf stderr format argptr va_end argptr If..

Writing Python bindings for C++ code that use OpenCV

http://stackoverflow.com/questions/12957492/writing-python-bindings-for-c-code-that-use-opencv

int failmsg const char fmt ... char str 1000 va_list ap va_start ap fmt vsnprintf str sizeof str fmt ap va_end ap PyErr_SetString.. failmsgp const char fmt ... char str 1000 va_list ap va_start ap fmt vsnprintf str sizeof str fmt ap va_end ap PyErr_SetString..

Variable number of arguments in C++?

http://stackoverflow.com/questions/1657883/variable-number-of-arguments-in-c

type as well as three functions that operate on it called va_start va_arg and va_end . #include stdarg.h int maxof int n_args ..... . #include stdarg.h int maxof int n_args ... va_list ap va_start ap n_args int max va_arg ap int for int i 2 i n_args i int a..

Are there gotchas using varargs with reference parameters

http://stackoverflow.com/questions/222195/are-there-gotchas-using-varargs-with-reference-parameters

AnsiString format ... va_list argptr AnsiString buff va_start argptr format buff.vprintf format.c_str argptr va_end argptr.. while s2 has Hello null . I think this is due to the way va_start works but I'm not exactly sure what's going on. c reference.. share improve this question If you look at what va_start exapnds out to you'll see what's happening va_start argptr format..

C/C++ function definitions without assembly

http://stackoverflow.com/questions/2442966/c-c-function-definitions-without-assembly

int __printf const char format ... va_list arg int done va_start arg format done vfprintf stdout format arg va_end arg return..

std::string.resize() and std::string.length()

http://stackoverflow.com/questions/2880248/stdstring-resize-and-stdstring-length

... va_list va string output size_t needed size_t used va_start va format needed vsnprintf &output 0 0 format.c_str va output.resize.. va output.resize needed 1 for null terminator va_end va va_start va format used vsnprintf &output 0 output.capacity format.c_str..

Passing variable arguments to another function that accepts a variable argument list

http://stackoverflow.com/questions/3530771/passing-variable-arguments-to-another-function-that-accepts-a-variable-argument

b va_list args void example int a int b ... va_list args va_start args b exampleV b args va_end args void exampleB int b ... va_list.. b args va_end args void exampleB int b ... va_list args va_start args b exampleV b args va_end args static void exampleV int..

How can I use the TRACE macro in non-MFC projects?

http://stackoverflow.com/questions/494653/how-can-i-use-the-trace-macro-in-non-mfc-projects

_trace TCHAR format ... TCHAR buffer 1000 va_list argptr va_start argptr format wvsprintf buffer format argptr va_end argptr OutputDebugString..

Question about a function definition (three dots in parameters..)

http://stackoverflow.com/questions/599744/question-about-a-function-definition-three-dots-in-parameters

not known beforehand and you can use the varargs functions va_start va_arg and va_end to get at the specific arguments. This link..