OC语言中创建了两个类A，B，在B中定义了一个A类型的对象a，a可以在B类中的方法里调用A类的方法吗？

Posted 2023-04-26

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@interface A:NSObject
- （void）test;

@end
@implementation
- (void) test

@end
@interface B:NSObject
A a;

- (void)test1
@end
@implementation
- (void)test1
[a test];

@end

您好，
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