Class DValue

Inherits from:
Object
Conforms to:
DTextable
Declared in:
DValue.h

Class Hierarchy

    Object
      |
      +---DValue

Class Description

The value class implements an union of basic data types. The class stores the current type of the storage and the value. This class also implements type conversion between the different types of storage.

Last modified:
01-Jul-2005 (DValue.h)

Instance Variables

private int _type
the value type
private union { Class _class
the class
private id _object
the (general) object reference
private SEL _sel
the selector
private BOOL _bool
the boolean
private int _int
the integer
private long _long
the long integer
private double _double
the double
private DText *_text
the string
private } _value

Method Index


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