ex2.m

//////////////////////////////

//ex2 demonstrates :

//passing multiple args

//This stackoverflow link has a terrific discussion on method calling sysntax.

// Also, take a look at the InitWith functions in ex4 for multiple args.

//////////////////////////////

#include <Foundation/Foundation.h>

@interface MyClass: NSObject

// compare to C-style: int AddTwoNumbers(int n1, int n2)

//in C call this as i = AddTwoNumbers(1,2);

-(int) AddTwoNumbers: (int) n1 second_num: (int) n2; //or, perhaps a better way to name this could be: -(int) AddNum1: (int) n1 AndNum2: (int) n2;

@end

@implementation MyClass

-(int) AddTwoNumbers: (int) n1 second_num: (int) n2

{

return n1 + n2;

}

@end

int main(void)

{

MyClass *myInstance = [MyClass new];

int Sum;

Sum= [myInstance AddTwoNumbers: 1 second_num: 2];

printf("The Sum is: %i \n\r", Sum);

return 0;

}