#import <Foundation/Foundation.h>

@interface KLine : NSObject
{

    float _maxPrice;
    float _minPrice;
    float _avgPrice;
}

//方法 用set，get方法
-(void)setMaxPrice:(float)maxPrice;
-(float)maxPrice;

-(void)setMinPrice:(float)minPrice;
-(float)minPrice;

-(float)avgPrice;

@end

#import <Foundation/Foundation.h>

@interface KLine : NSObject
{

    float _maxPrice;
    float _minPrice;
    float _avgPrice;
}

//方法 用set，get方法
-(void)setMaxPrice:(float)maxPrice;
-(float)maxPrice;

-(void)setMinPrice:(float)minPrice;
-(float)minPrice;

-(float)avgPrice;

@end