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关联BOOL类型和CGFloat类型的属性时 改用OBJC_ASSOCIATION_ASSIGN #185

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关联BOOL类型和CGFloat类型的属性时 改用OBJC_ASSOCIATION_ASSIGN #185

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coderChrisLee
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简单的值类型改用 OBJC_ASSOCIATION_ASSIGN。

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sinno93 commented Oct 10, 2018

coderChrisLee你好！
关联只能关联对象，要想关联BOOL、CGFloat需要封装成对象，比如此处封装成了NSNumber类型，所以用OBJC_ASSOCIATION_RETAIN_NONATOMIC没问题；
如果改为OBJC_ASSOCIATION_ASSIGN ，如果关联的对象释放后再访问有可能造成crash。

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@coderChrisLee @sinno93