把開(kāi)發(fā)過(guò)程比較好的內(nèi)容做個(gè)記錄强法，下面代碼段是關(guān)于C#開(kāi)發(fā)windows form限制文本框輸入的代碼鸳慈。
private void textBoxInput_KeyPress(object sender, KeyPressEventArgs e)
{
? const char Delete = (char)8;
? e.Handled = !Char.IsDigit(e.KeyChar) && e.KeyChar != Delete;
}
