Single.Parse Method converts string in a style and culture-specific format to single-precision floating-point number : Single « Data Types « VB.Net

1. VB.Net
2. Data Types
3. Single

Single.Parse Method converts string in a style and culture-specific format to single-precision floating-point number

 

Imports System.Globalization

Module Example
    Public Sub Main()
      Dim values() As String = { " 987.654E-2", " 987,654E-2", _
                                 "9.876.543,210",  "98_76_54_32,19" }
      Dim ci As New CultureInfo("")
      ci.NumberFormat.NumberGroupSizes = New Integer() { 2 }
      ci.NumberFormat.NumberGroupSeparator = "_"

      Dim providers() As CultureInfo = { New CultureInfo("en-US"),New CultureInfo("nl-NL"), ci }       

      Dim styles() As NumberStyles = { NumberStyles.Currency, NumberStyles.Float }

      For Each provider As CultureInfo In providers
         Console.WriteLine("Parsing using the {0} culture:", If(provider.Name = String.Empty, "Invariant", provider.Name))
         For Each value As String In values
            For Each style As NumberStyles In styles
               Try
                  Dim number As Single = Single.Parse(value, style, provider)            
                  Console.WriteLine("   {0} ({1}) -> {2}", _
                                    value, style, number)
               Catch e As FormatException
                  Console.WriteLine("   '{0}' is invalid using {1}.", value, style)            
               Catch e As OverflowException
                  Console.WriteLine("   '{0}' is out of the range of a Single.", value)
               End Try 
            Next            
         Next         
         Console.WriteLine()
      Next
   End Sub   
End Module 

   
  

Related examples in the same category