C_STR.h File Reference

#include <sstream>
#include <string>

Go to the source code of this file.

Macros
#define	C_STR(X)   static_cast<std::ostringstream&>(std::ostringstream().flush() << X).str().c_str()
	Convert a stream of things to a const char *.

Macro Definition Documentation

C_STR

#define C_STR

(

X

)

static_cast<std::ostringstream&>(std::ostringstream().flush() << X).str().c_str()

Convert a stream of things to a const char *.

Suppose you have a function:

void func(const char * c);

Then you can write:

func(C_STR("foo"<<1<<"bar"));

which is equivalent to:

func("foo1bar");