Gorsel Programlama

IsDigit Komutu İle İlgili Örnek C#.NET

 public partial class Form1 : Form
{
public Form1()

{
InitializeComponent();

}
private void textBox1_KeyPress(object sender, KeyPressEventArgs e)

{
if (char.IsDigit(e.KeyChar) == false && e.KeyChar!=(char)08)

{
e.Handled = true;

}

}
}

}

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