Imports System

Imports System.Text.RegularExpressions

Public Module Module1

    Public Sub Main()

        Dim reviewDateString = "•02•/14•/•2019• •15•:•06•:•02"

        Dim parsedDateString = RegEx.Replace(reviewDateString, "[^0-9a-zA-Z :/]", String.Empty)

        Console.WriteLine("Copy and paste this into dotnetfiddle to see it has invisible characters:")

        Console.WriteLine(reviewDateString)

        Console.WriteLine()

        Console.WriteLine("Copy and paste this into dotnetfiddle to see it has no invisible characters, and is a valid date string.")

        Console.WriteLine(parsedDateString)

        ' no parse errors

        DateTime.ParseExact(parsedDateString, "MM/dd/yyyy HH:mm:ss", System.Globalization.DateTimeFormatInfo.InvariantInfo)

    End Sub

End Module