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KVC访问非属性变量

KVC访问非属性变量

Owned by UngacyT
May 16, 2015

kvcs是否可以访问非属性变量,答案是可以的.

@interface ModelDemo : NSObject
{
//@private
    NSString *demoString;
}
@end
ModelDemo *demo = [[ModelDemo alloc] init];
[demo setValue:@"Demo" forKey:@"demoString"];
NSLog(@"%@",[demo valueForKey:@"demoString"]);

不会出现crash.即使加上@private.同样可以访问.

 

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