Name 

Description 

va_arg, va_end, va_start 

Header File
stdarg.h
Category
Variable Argument List Routines
Prototype
void va_start(va_list ap, lastfix);
type va_arg(va_list ap, type);
void va_end(va_list ap);
Description
Implement a variable argument list.
Some C functions, such as vfprintf and vprintf, take variable argument lists in addition to taking a number of fixed (known) parameters. The va_arg, va_end, and va_start macros provide a portable way to access these argument lists. They are used for stepping through a list of arguments when the called function does not know the number and types of the arguments being passed.
The header file stdarg.h declares one type (va_list) and... more