NullableDouble.CompareTo Method

Compares this NullableDouble structure to a specified object and returns an indication of their relative values.

public int CompareTo(
object value
);

value: An object to compare, or a null reference (Nothing in Visual Basic).

A signed number indicating the relative values of the instance and value.

Value	Description
A negative integer	This instance is less than value -or- This instance is not a number (Double.NaN) and value is a number.
Zero	This instance is equal to value -or- This instance and value are both Double.NaN, Double.PositiveInfinity or Double.NegativeInfinity.
A positive integer	This instance is greater than value -or- this instance is a number and value is not a number (Double.NaN) -or- value is a null reference (Nothing in Visual Basic) or Null.

Value

Description

A negative integer

This instance is less than value

-or-

This instance is not a number (Double.NaN) and value is a number.

Zero

This instance is equal to value

-or-

This instance and value are both Double.NaN, Double.PositiveInfinity or Double.NegativeInfinity.

A positive integer

This instance is greater than value

-or-

this instance is a number and value is not a number (Double.NaN)

-or-

value is a null reference (Nothing in Visual Basic) or Null.

Any instance of NullableDouble , regardless of its value, is considered greater than a null reference (Nothing in Visual Basic) and Null.

This behavior follow CLR specifications while Operator== follows different IEEE 754 specs.

Exception Type	Condition
ArgumentException	The value is neither null or of type NullableDouble.

Namespace: TechTalk.Genome.NullableTypes

Assembly: TechTalk.Genome (in TechTalk.Genome.dll)

Version: 4.2.4.4

Editions: Professional, Evaluation, Express