OC12_自动释放池

//
//  Dog.h
//  OC12_自动释放池
//
//  Created by zhangxueming on 15/6/18.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface Dog : NSObject

@end

//
//  Dog.m
//  OC12_自动释放池
//
//  Created by zhangxueming on 15/6/18.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import "Dog.h"

@implementation Dog

- (void)dealloc
{
    NSLog(@"dog is release");
    [super dealloc];
}

@end

//
//  main.m
//  OC12_自动释放池
//
//  Created by zhangxueming on 15/6/18.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

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

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

    Dog *xiaoBai = [[Dog alloc] init];
    [releasePool addObject:xiaoBai];
    [xiaoBai release];
    NSLog(@"xiaoBai = %li", xiaoBai.retainCount);

    Dog *xiaoHei = [[Dog alloc] init];
    [releasePool addObject:xiaoHei];
    [xiaoHei release];

    [releasePool release];

    return 0;
}