Mega Code Archive
Convert negative value to byte array and then use it to create BigInteger
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Imports System
Imports System.Text
Imports Microsoft.VisualBasic.Strings
Imports System.Numerics
Class MainClass
Public Shared Sub Main()
Dim positiveValue As BigInteger = 9999
Dim negativeValue As BigInteger = -100
Console.WriteLine("Positive value: " + positiveValue.ToString("N0"))
Dim bytes() As Byte = positiveValue.ToByteArray()
For Each byteValue As Byte In bytes
Console.Write("{0:X2} ", byteValue)
Next
positiveValue = New BigInteger(bytes)
Console.WriteLine("Restored positive value: " + positiveValue.ToString("N0"))
Console.WriteLIne("Negative value: " + negativeValue.ToString("N0"))
bytes = negativeValue.ToByteArray()
For Each byteValue As Byte In bytes
Console.Write("{0:X2} ", byteValue)
Next
negativeValue = New BigInteger(bytes)
Console.WriteLine("Restored negative value: " + negativeValue.ToString("N0"))
End Sub
End Class
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