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@MartinZikmund

MartinZikmund/TextBoxBeforeTextChangingHandler.cs

Created January 22, 2019 22:18
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Handling the TextBox BeforeTextChanging event
Raw
TextBoxBeforeTextChangingHandler.cs
private void TextBox_OnBeforeTextChanging(TextBox sender,
TextBoxBeforeTextChangingEventArgs args)
{
args.Cancel = args.NewText.Any(c => !char.IsDigit(c));
}
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