■

#import <Foundation/Foundation.h>

@interface myClass : NSObject
{
@public
    int age;
    int height;
}
@end

@implementation myClass
@end

void dispPerson(myClass *person){
    NSLog(@"person=[%d][%d]",person->age,person->height);
    return;
}

int main(int argc, const char * argv[])
{
 @autoreleasepool {
     myClass *personA = [[myClass alloc] init];
     myClass *personB = [[myClass alloc] init];
     
     personA->age = 5;
     personA->height = 150;
     
     personB->age = 10;
     personB->height = 180;
     dispPerson(personA);
     dispPerson(personB);
     
 }
 return 0;
}