如果你写过一个数据输入应用程序,请使用NumericUpDown控件。这种控件提供一个字段输入数值,高级功能(如加减按钮和加速自动复述。 -If you have ever written a data-entry application, there' s a big chance you used the NumericUpDown control. This control is great to provide a field to enter numeric values,