text: //
  //  NSDictionary+QYUtils.h
  //  Pods
  //
  //  Created by 戚昌研 on 2017/6/1.
  //
  //
  
  #import <Foundation/Foundation.h>
  
  NS_ASSUME_NONNULL_BEGIN
  
  @interface NSDictionary (QYUtils)
  
  - (nullable NSString *)qy_stringForKey:(NSString *)key;
  - (nullable NSNumber *)qy_numberForKey:(NSString *)key;
  - (NSInteger)qy_integerForKey:(NSString *)key;
  - (BOOL)qy_boolForKey:(NSString *)key;
  - (nullable NSDictionary *)qy_dictionaryForKey:(NSString *)key;
  - (nullable NSArray *)qy_arrayForKey:(NSString *)key;
  
  @end
  
  NS_ASSUME_NONNULL_END
  