c_cpp 在C中使用宏来促进操作

Posted 2021-05-14

#include "stdio.h"

// using macros to facilitate infix operators or inline expressions

#define INFIX(arg1, arg2, op) (arg1 op arg2)


int main(void) {
  printf("%d\n", INFIX(3, 3, +));
  return 0;
}