xunhuanyinYong

import

@class Jie;
@interface Zhao : NSObject
{
Jie *_jie;
}
@property(nonatomic,retain)Jie *jie;
@end

import "Zhao.h"

import "Jie.h"

@implementation Zhao

-(void)dealloc
{
[super dealloc];
[_jie release];
NSLog(@"Zhao dealloc");

}

@end

import

@class Zhao;
@interface Jie : NSObject
{
Zhao *_zhao;
}
@property(nonatomic,assign)Zhao *zhao;
@end

import "Jie.h"

@implementation Jie

-(void)dealloc
{
[super dealloc];
// [_zhao release];

NSLog(@"Jie dealloc");

}
@end

import

import "Jie.h"

import "Zhao.h"

int main(int argc, const char * argv[]) {
@autoreleasepool {

    Zhao *zhao =[[Zhao alloc ] init];
    Jie *jie = [[Jie alloc] init];
    NSLog(@"zhao   %ld  jie %ld",zhao.retainCount,jie.retainCount);
    
    [zhao setJie:jie];
    [jie setZhao:zhao];

    NSLog(@"zhao   %ld  jie %ld",zhao.retainCount,jie.retainCount);
    [zhao release];
    [jie release];
}
return 0;

}