Parse(String) method converts an array of strings to equivalent Single values. : Single « Data Type « VB.Net Tutorial

1. VB.Net Tutorial
2. Data Type
3. Single

Module Example
   Public Sub Main()
      Dim values() As String = { "100", "(100)", "-123,456,789", "123.45e+6", _
                                "-Infinity", "-1E-16", Single.MinValue.ToString(), String.Empty }
      For Each value As String In values
         Try   
            Dim number As Single = Single.Parse(value)
            Console.WriteLine("{0} -> {1}", value, number)
         Catch e As FormatException
            Console.WriteLine("'{0}' is not in a valid format.", value)
         Catch e As OverflowException
            Console.WriteLine("{0} is outside the range of a Single.", value)
         End Try
      Next                                  
   End Sub
End Module