Question

How to determine if a character is whitespace in VB.NET

Answer 1

Module Module1

    Sub Main()

        Dim ch As Char = "a"

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

        ch = " "

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

        ch = vbCrLf

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

        ch = vbTab

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

    End Sub

End Module

' run:
' 
' no
' yes
' yes
' yes

 

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