Single Double MaxValue and Memory Size (1) : Double « Data Type « VB.Net Tutorial

Public Class Tester
    Public Shared Sub Main
    

        Dim result As New System.Text.StringBuilder
        Dim maxSingle As Single = Single.MaxValue
        Dim maxDouble As Double = Double.MaxValue
        Dim sizeOfSingle As Integer = Runtime.InteropServices.Marshal.SizeOf(maxSingle.GetType)
        Dim sizeOfDouble As Integer = Runtime.InteropServices.Marshal.SizeOf(maxDouble.GetType)

        result.Append("Memory size of a Single (bytes): ")
        result.AppendLine(sizeOfSingle)
        result.Append("Maximum value of a Single: ")
        result.AppendLine(maxSingle)
        result.AppendLine()

        result.Append("Memory size of a Double (bytes): ")
        result.AppendLine(sizeOfDouble)
        result.Append("Maximum value of a Double: ")
        result.AppendLine(maxDouble)

        Console.WriteLine(result.ToString())
     End Sub

End Class

Memory size of a Single (bytes): 4
Maximum value of a Single: 3.402823E+38

Memory size of a Double (bytes): 8
Maximum value of a Double: 1.79769313486232E+308

2.9.Double
	2.9.1.	Declare Double type variable and assign value
	2.9.2.	Define double and output its value
	2.9.3.	Get Epsilon from Double
	2.9.4.	Show difference precision of Single and Double (1)
	2.9.5.	Single Double MaxValue and Memory Size (1)
	2.9.6.	Parse double value
	2.9.7.	Define and loop through double value array
	2.9.8.	Read Double value from Keyboard
	2.9.9.	Convert Double to Integer
	2.9.10.	Parse Double
	2.9.11.	Double.IsNaN()
	2.9.12.	Double.IsPositiveInfinity()
	2.9.13.	Double.IsNegativeInfinity()
	2.9.14.	Catch OverflowException