Allow Only Digits in Text Box

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Rank : 3.82/5
Rated by : 11 user(s)
Developer:Bilal Yousaf  |   5 submission(s)
Date Uploaded:November 13,2007
Level:Intermediate
Size: 0 Bytes
Category:VB.Net -> Controls and Forms
Developer Says:

Allow only digits in text box just call this function from the keypress event of the specific textbox

Public Function OnlyDigitsOnKeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs)
        Try
            If System.Char.IsDigit(e.KeyChar) = False And e.KeyChar <> Microsoft.VisualBasic.Chr(8) And e.KeyChar <> Microsoft.VisualBasic.Chr(46) Or (InStr(sender.text, ".") > 0 And e.KeyChar = Microsoft.VisualBasic.Chr(46)) Then
                e.Handled = True
            End If
        Catch ex As Exception
            Common.ErrorHandler(ex)
        End Try
End Function


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