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请从如下四个选项中选出你认为正确的答案（单选题） |
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你选择了答案 |
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/**************后台*************/
protected void Page_Load(object sender, EventArgs e)
{
}
protected void RadioButton1_CheckedChanged(object sender, EventArgs e)
{
if (RadioButton1.Checked == true)
{
this.Label1.Text = "A";
}
}
protected void RadioButton2_CheckedChanged(object sender, EventArgs e)
{
if (RadioButton2.Checked ==true)
{
this.Label1.Text = "B";
}
}
protected void RadioButton3_CheckedChanged(object sender, EventArgs e)
{
if (RadioButton3.Checked == true)
{
this.Label1.Text = "C";
}
}
protected void RadioButton4_CheckedChanged(object sender, EventArgs e)
{
if (RadioButton4.Checked == true)
{
this.Label1.Text = "D";
}
}
protected void Button1_Click(object sender, EventArgs e)
{
//判断用户是否已选择了答案，如果没有作出选择，弹出对话框，提示用户选择答案
if (RadioButton1.Checked == false && RadioButton2.Checked == false && RadioButton3.Checked == false && RadioButton4.Checked == false)
{
Response.Write("");
}
else if (RadioButton4.Checked == true)
{
Response.Write("");
}
else
{
Response.Write("");
}
}
/***********多选按钮**********/
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请从如下四个选项中选出你认为正确的答案（多选题） |
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你选择的答案是：
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/***********多选按钮后台**********/
protected void Button1_Click(object sender, EventArgs e)
{
//判断用户是否已选择了答案，如果没有作出选择，弹出对话框，提示用户选择答案
if (CheckBox1.Checked == false && CheckBox2.Checked == false && CheckBox3.Checked == false && CheckBox4.Checked == false)
{
Response.Write("");
}
else if (CheckBox1.Checked == true && CheckBox2.Checked == true && CheckBox3.Checked == true && CheckBox4.Checked == false)
{
Response.Write("");
}
else
{
Response.Write("");
}
}
protected void CheckBox1_CheckedChanged(object sender, EventArgs e)
{
if (CheckBox1.Checked == true)
{
this.Label1.Text = "Ａ";
}
else
{
this.Label1.Text = "";
}
}
protected void CheckBox2_CheckedChanged(object sender, EventArgs e)
{
if (CheckBox2.Checked == true)
{
this.Label2.Text = "Ｂ";
}
else
{
this.Label2.Text = "";
}
}
protected void CheckBox4_CheckedChanged(object sender, EventArgs e)
{
if (CheckBox4.Checked == true)
{
this.Label4.Text = "Ｄ";
}
else
{
this.Label4.Text = "";
}
}
protected void CheckBox3_CheckedChanged(object sender, EventArgs e)
{
if (CheckBox3.Checked == true)
{
this.Label3.Text = "Ｃ";
}
else
{
this.Label3.Text = "";
}
}