NSNumber Class Reference

Inherits from NSValue : NSObject Conforms to NSCopying (NSValue)
NSSecureCoding (NSValue)
NSObject (NSObject) Framework /System/Library/Frameworks/Foundation.framework Availability Available in iOS 2.0 and later. Declared in NSDecimalNumber.h
NSValue.h Companion guides Number and Value Programming Topics
Property List Programming Guide Related sample code Advanced UISearchBar CryptoExercise ListAdder RosyWriter TheElements

Creating an NSNumber Object

• + numberWithBool:
• + numberWithChar:
• + numberWithDouble:
• + numberWithFloat:
• + numberWithInt:
• + numberWithInteger:
• + numberWithLong:
• + numberWithLongLong:
• + numberWithShort:
• + numberWithUnsignedChar:
• + numberWithUnsignedInt:
• + numberWithUnsignedInteger:
• + numberWithUnsignedLong:
• + numberWithUnsignedLongLong:
• + numberWithUnsignedShort:
  

  Initializing an NSNumber Object

  • C initWithBool:
  • C initWithChar:
  • C initWithDouble:
  • C initWithFloat:
  • C initWithInt:
  • C initWithInteger:
  • C initWithLong:
  • C initWithLongLong:
  • C initWithShort:
  • C initWithUnsignedChar:
  • C initWithUnsignedInt:
  • C initWithUnsignedInteger:
  • C initWithUnsignedLong:
  • C initWithUnsignedLongLong:
  • C initWithUnsignedShort:
    

    Accessing Numeric Values

    • C boolValue
    • C charValue
    • C decimalValue
    • C doubleValue
    • C floatValue
    • C intValue
    • C integerValue
    • C longLongValue
    • C longValue
    • C shortValue
    • C unsignedCharValue
    • C unsignedIntegerValue
    • C unsignedIntValue
    • C unsignedLongLongValue
    • C unsignedLongValue
    • C unsignedShortValue
      

      Retrieving String Representations

      • C descriptionWithLocale:
      • C stringValue
        

        Comparing NSNumber Objects

        • C compare:
        • C isEqualToNumber:
          

          Accessing Type Information

          • C objCType

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