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Obj-C中没有包得概念，使用前缀进行区分
1 @implementation Car
2 - (void) run
3 {
4 NSLog(@"车子跑起来");
5 }
6
7 @end
8
9 int main()
10 {
11 Car *c = [Car new];//创建对象，分配内存空间
12 c->wheels = 4;
13 c->speed = 250;
14 NSLog(@"车子有%i个轮子,时速是%i", c->wheels, c->speed);
15 [c run];
16
17 return 0;
18 }
1 @interface Student : NSObject
2 {
3 int age;
4 }
5 //‘-‘ is used to define dynamic method, ‘+‘ is used to define static method
6 - (int) getAge;
7 - (void) setAge:(int)age;
8 @end
1 #import "Student.h"
2
3 @implementation Student
4 - (int) getAge
5 {
6 return age;
7 }
8 - (void) setAge:(int)newAge
9 {
10 age = newAge;
11 }
12 @end
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原文地址：http://www.cnblogs.com/wvqusrtg/p/4501361.html
