typedef enum {

numberOne,

numberTwo,

numberThree

} numberType

typedef  NS_ENUM(NSInteger,NumberType ){

numberOne,

numberTwo,

numberThree

}

typedef NS_OPTIONS(NSUInteger,NumberType){

numberOne=0,

numberTwo=1<<0

numberThree=1<<1

}

typedef enum ： NSInteger{

numberOne，

numberTwo，

numberThree

}numberType

typedef void (^numberStatusBlock)(NumberType type); //传递一种数据结构

typedef struct{

numberType type,

name

}num