指向对象的指针是否会nil在其计数变为0或调用dealloc时到达?为什么或者为什么不?
Is there a way to develop windows applications using cocoa and objective-c in general
该方法retainCount应该返回无符号整数.
为什么然后,[@"Hi" retainCount]返回-1?
#import <Foundation/Foundation.h>
int main (int argc, char const *argv[])
{
SampClass *obj=[[SampClass alloc] init];
[obj release];
NSLog(@"%i", [obj retainCount]);
return 0;
}
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为什么这应该为retainCount为1,当它应为0时