Question

How to check if character is letter in VB.NET

Answer 1

Imports System

Public Class Test
    Public Shared Sub Main()
        Dim s As String = "vb.net programming"
    
        If (Char.IsLetter(s(3))) Then
            Console.WriteLine("yes")
        Else
            Console.WriteLine("no")
        End If
             
             
        Dim ch As Char = "a"
         
        If (Char.IsLetter(ch)) Then
            Console.WriteLine("yes")
        Else
            Console.WriteLine("no")
        End If
    End Sub
End Class



' run:
'
' yes
' yes

 

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