autorelease 使用

    for (int i = 0 ; i < 1000000000; i ++) {
           @autoreleasepool {
            id  obj = [[[NSObject alloc] init] autorelease];
        }
//        NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
//        id  obj = [[[NSObject alloc] init] autorelease];
//        [pool drain];
//        
        }


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转载自blog.csdn.net/jade07/article/details/55271527