枚举定义的两种方法

<pre name="code" class="objc">NS_ENUM(NSInteger, BXOrderStatusType){    BXOrderStatusTypeSuccess = 0, 

    BXOrderStatusTypeFail = 1,        BXOrderStatusTypeOther = 2   };

typedef enum{    BXUploadingPhoteTypeRepiar = 10,     BXUploadingPhoteTypeSign = 11,       BXUploadingPhoteTypeUser = 12    }BXUploadingPhoteType;