Question

How to get the first and the last digit of a number in VB.NET

Answer 1

Imports System

Public Class Test
    Public Shared Sub Main()
        Dim n as Integer = 72581
        
        Dim firstDigit as Integer = n
        Do While firstDigit >= 10  
            firstDigit /= 10
        Loop
        Console.WriteLine(firstDigit)
   
        Dim lastDigit as Integer = n Mod 10
        Console.WriteLine(lastDigit)  
    End Sub
End Class



' run:
'
' 7
' 1

 

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