Question

How to count of digits after the comma of a double number in VB.NET

Answer 1

Imports System

Public Class Program
    Public Shared Function count_digits_after_comma(ByVal d As Double) As Integer
        Dim dstr As String = d.ToString()
		
        Return dstr.Length - dstr.IndexOf(".") - 1
    End Function

    Public Shared Sub Main()
        Dim d As Double = 9812347.9085
		
        Console.Write(count_digits_after_comma(d))
    End Sub
End Class




' run:
'
' 4
'

 

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