C# (CSharp) TextBoxHelper.OnlyNumbers示例

示例#1

 private void txtCantidad_KeyPress(object sender, KeyPressEventArgs e)
 {
     TextBoxHelper.OnlyNumbers(sender, e);
 }

示例#2

 private void txtNumPersonas_KeyPress(object sender, KeyPressEventArgs e)
 {
     TextBoxHelper.OnlyNumbers(sender, e);
 }

示例#3

 private void txtDuracion_KeyPress(object sender, KeyPressEventArgs e)
 {
     TextBoxHelper.OnlyNumbers(sender, e);
 }