isnumber

This code (2 lines of diagnosis hacks + 1 original problem line): Dim TempString As String = lblReading.Text Log("len = " & TempString.Length & ", str = [" & TempString & "] isnum = " & IsNumber(TempString)) Dim CurrentReading As Float = TempString '''lblReading.Text is producing...

HI, All It seems to me, that phone number like "+41987654321" - is not a number for the database, but isNumber function = True. Trouble is that SMS cannot be sent to a number "41...", "+41..." is required. Any ideas to solve ? Noting this post, maybe: Sub isNumber3(s As Object) As Boolean...