c# textboxaccept only numbers - C# 代码示例

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📜 c# textboxaccept only numbers - C# 代码示例

📅 最后修改于: 2022-03-11 14:49:02.307000 🧑 作者: Mango

代码示例1

private void textBox1_KeyPress(object sender, KeyPressEventArgs e)
    {
        e.Handled = !char.IsDigit(e.KeyChar) && !char.IsControl(e.KeyChar);
    }