Question

How to determines whether a character is a uppercase in VB.NET

Answer 1

Module Module1

    Sub Main()

        Dim ch As Char = "A"

        If (Char.IsUpper(ch)) Then
            Console.WriteLine("yes")
        Else
            Console.WriteLine("no")
        End If

        ch = "a"

        If (Char.IsUpper(ch)) Then
            Console.WriteLine("yes")
        Else
            Console.WriteLine("no")
        End If

    End Sub

End Module

' run:
' 
' yes
' no

 

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