Convert.ToInt32 (String, IFormatProvider) converts string to 32-bit signed integer using culture-specific format : Convert to Int32 « Development « VB.Net

1. VB.Net
2. Development
3. Convert to Int32

Convert.ToInt32 (String, IFormatProvider) converts string to 32-bit signed integer using culture-specific format

  

Imports System.Globalization

Module Example
   Public Sub Main()
      Dim customProvider As New NumberFormatInfo()
      customProvider.NegativeSign = "neg "
      customProvider.PositiveSign = "pos "

      Dim providers() As NumberFormatInfo = { customProvider, NumberFormatInfo.InvariantInfo }

      Dim numericStrings() As String = { "123456789", "+123456789", "pos 123456789", _
                                         "-666666666" } 

      For ctr As Integer = 0 To 1
         Dim provider As IFormatPRovider = providers(ctr)
         Console.WriteLine(IIf(ctr = 0, "Custom Provider:", "Invariant Provider:"))
         For Each numericString As String In numericStrings
            Console.Write("{0,15}  --> ", numericString)
            Try
               Console.WriteLine(Convert.ToInt32(numericString, provider))
            Catch e As Exception
               Console.WriteLine("OverflowException")                 
            End Try
         Next
      Next                  
   End Sub 
End Module 

   
    
  

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