Index

Package: Nulls

Description

package Values.Nulls is
Copyright (c) 2012-2013 Kevin Wellwood All rights reserved. This source code is distributed under the Modified BSD License. For terms and conditions, see license.txt.

Classes

Null_Value

type Null_Value is new Value with private;

Ancestors:

Primitive operations:

Compare (overriding Values.Compare)
Get_Type (overriding Values.Get_Type)
Value_Input (overriding Values.Value_Input)
Value_Read (overriding Values.Value_Read)
Value_Write (overriding Values.Value_Write)
Values.=."=" (Inherited)
Values.Delete (Inherited)

Subprograms & Entries

Create_Null

function Create_Null return Value_Ptr;

Clone

function Clone
( this: access Null_Value ) return Value_Ptr'Class;

Compare

function Compare
( this: Null_Value;
other: Value'Class ) return Integer;

Get_Type

function Get_Type
( this: Null_Value ) return Value_Type;

Image

function Image
( this: Null_Value ) return String;