C# Double IsNegativeInfinity

Description

Double IsNegativeInfinity returns a value indicating whether the specified number evaluates to negative infinity.

Syntax

Double.IsNegativeInfinity has the following syntax.

public static bool IsNegativeInfinity(
  double d
)

Parameters

Double.IsNegativeInfinity has the following parameters.

• d - A double-precision floating-point number.

Returns

Double.IsNegativeInfinity method returns true if d evaluates to NegativeInfinity; otherwise, false.

Example

The following code example illustrates the use of IsNegativeInfinity:

using System;/*w  w w  .  j a v  a 2s. c o  m*/

public class MainClass{
  public static void Main(String[] argv){  
    // This will return "true".
    Console.WriteLine(Double.IsNegativeInfinity(-5.0 / 0));
  }
}

The code above generates the following result.