Posts by Ricardo Melchior • 11 points

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  Q: Validation of all Text Boxes

  Code: if (this.Controls.OfType<TextBox>().Any(f => string.IsNullOrEmpty(f.Text))) { MessageBox.Show("É necessario preencher todos os campos.", "Atenção", MessageBoxButtons.OK,…

  c#

  asked 6 years, 6 months ago Ricardo Melchior 11