String.LastIndexOfAny Method (Char[])

  
Imports System

Class Sample

   Public Shared Sub Main()
      Dim str As String = "this is a test."
      Dim start As Integer
      Dim at As Integer
      Dim target As String = "is"
      Dim anyOf As Char() = target.ToCharArray()

      start = str.Length - 1

      at = str.LastIndexOfAny(anyOf)
      If at > - 1 Then
         Console.Write(at)
      Else
         Console.Write("(not found)")
      End If
      Console.Write("{0}{0}{0}", Environment.NewLine)
   End Sub 'Main
End Class 'Sample

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11.	Sample for String.LastIndexOfAny(Char[])
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String.LastIndexOfAny Method (Char[]) : String Search « Data Types « VB.Net

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