Question

How to use IsLetter in VB.NET

Answer 1

Imports System

Public Class Program
	Public Shared Sub Main()
        Dim ch As Char = "a"c
        Dim result As Boolean = Char.IsLetter(ch)
        Console.WriteLine(result)
		
        ch = "*"c
        result = Char.IsLetter(ch)
        Console.WriteLine(result)
    End Sub
End Class




' run:
'
' True
' False
'

 

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Answer 2

Imports System

Public Class Program
	Public Shared Sub Main()
		Dim str As String = "visual basic programming"
        Dim result As Boolean = Char.IsLetter(str, 4)
        Console.WriteLine(result)
		
        str = "visual basic programming"
        result = Char.IsLetter(str, 6)
        Console.WriteLine(result)
    End Sub
End Class





' run:
'
' True
' False
'

 

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