ios笔记一(面向对象编程)

#import <Foundation/Foundation.h>
#import "Person.h"

int main (int argc, const char * argv[]) {
    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];

    // insert code here...
    NSLog(@"Hello, World!");
    Person *person = [[Person alloc] initWithAge:30 identify:23452342];
    NSLog(@"person.age:%d",[person getAge]);
    int age = 28;
    [person setAge:age];
    NSLog(@"person.age:%d",[person getAge]);
    [person setAge:++age];
    NSLog(@"person.age: %d",[person getAge]);
    [pool drain];
    return 0;
}

#import <Foundation/Foundation.h>


@interface Person : NSObject {
    int identify;
    int age;
}
- (id) initWithAge:(int) _age identify:(int) _identify;
- (int) getIdentify;
- (int) getAge;
- (void) setAge:(int) _age;
@end

#import "Person.h"


@implementation Person

- (id) initWithAge:(int) _age identify:(int) _identify
{
    if (self = [super init]) {
        age = _age;
        identify = _identify;
    }
    return self;
}

- (int) getIdentify
{
    return identify;
}

- (int) getAge
{
    return age;
}

- (void) setAge:(int) _age
{
    age = _age;
}

@end