c# - 如何使用 textbox.textchange 事件更改生成的 textbox.text

Question

如何从其他方法访问 textbox.text？

private void button_Click(object sender, EventArgs e)
{
    TextBox textBox = new TextBox();
    textBox.Text = "";
    textBox.TextChanged += textBox_TextChanged;
}

static void textBox_TextChanged(object sender, EventArgs e)
{
    textBox.Text = "0";
}

标签： c#

Answer 1

static void textBox_TextChanged(object sender, EventArgs e)
{
    var textBox = sender as TextBox;
    textBox.Text = "0"; 
}