类个对象

#import<Foundation/Foundation.h>

//定义一个类

@interface Person:NSOBject

{
int  age;

int  weight;

}

-(void)walk;

@end

@implementation Person

-(void)walk

{
NSLog(@"X年龄%d岁,体重%d",age,weight);

}

int main()

{

Person *p = [Person new];

p->age = 9;

p->weight = 60;

return 0;

}