Question

How to get the first digit after the decimal point of a float number in VB.NET

Answer 1

Imports System
 
Public Class Test
    Public Shared Sub Main()
        Dim f As Single = 7312.891
        Dim s As String = f.ToString()
        
        Console.Write(s.Substring(s.IndexOf(".") + 1, 1))
    End Sub
End Class
 
 
 
' run:
'
' 8
'

 

70+ SQL courses for beginners and professionals

Answer 2

Imports System

Public Class Test
    Public Shared Sub Main()
        Dim f As Single = 23.8746

        Console.Write(Int((Math.Floor(Math.Abs(f) * 10)) Mod 10))
    End Sub
End Class



' run:
'
' 8
'

 

70+ SQL courses for beginners and professionals