Imports System

imports microsoft.visualbasic

​

​

Public Module Module1

    Public Sub Main()

        Dim number as string

        console.writeline("Enter phone number")

        number=console.readline()

        if (len(number))=10

            console.writeline("Valid")

        else

            console.writeline("Needs to consist 10 characters")

        end if

​

    end sub

    End Module