Question

How to check if string contains special characters in VB.NET

Answer 1

Imports System

Public Class Program
	Public Shared Function string_contains_special_characters(ByVal str As String) As Boolean
        Dim SpecialChars As Char() = "!@#$%^&*()".ToCharArray()
        Dim indexOf As Integer = str.IndexOfAny(SpecialChars)

        If indexOf = -1 Then
            Return False
        End If

        Return True
    End Function

    Public Shared Sub Main()
        Dim str As String = "vb c++ java python"
		
        Console.Write(string_contains_special_characters(str))
    End Sub
End Class


		
		
' run:
'
' False
'

 

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