Using parentheses in macros. : define « Development « C++ Tutorial

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C++ Tutorial » Development » define

5.16.3.Using parentheses in macros.

#include <iostream>

using namespace std;

#define CUBE(a) ( (a) * (a) * (a) )

#define THREE(a) a * a * a



int main()

{

   long x = 5;

   long y = CUBE(x);

   long z = THREE(x);



   cout << "y: " << y << endl;

   cout << "z: " << z << endl;



   long a = 5, b = 7;

   y = CUBE(a+b);

   z = THREE(a+b);



   cout << "y: " << y << endl;

   cout << "z: " << z << endl;

 return 0;

}

5.16.define
	5.16.1.	ASSERTS
	5.16.2.	function macro of get the max value number
	5.16.3.	Using parentheses in macros.
	5.16.4.	Using inline rather than a macro.
	5.16.5.	A simple assert() macro.
	5.16.6.	Printing values in DEBUG mode

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