mysql类型转换c#类型转换_C#中怎么将sqldatareader类型转换成string类型，求高手帮忙！！...

protectedvoidButton1_Click(objectsender,EventArgse){stringzhanghao=TextBox1.Text.Trim();stringmima=TextBox2.Text.Trim();stringlianjie="Server=localhost;database=zhaoyanji...

protected void Button1_Click(object sender, EventArgs e)

{

string zhanghao = TextBox1.Text.Trim();

string mima = TextBox2.Text.Trim();

string lianjie = " Server = localhost; database = zhaoyanjing_keyan不要丢;Integrated Security=true";

SqlConnection conn = new SqlConnection(lianjie);

conn.Open();

SqlCommand comm = new SqlCommand("select 密码 from 账号和密码 where 账号='" + zhanghao + "'", conn);

SqlDataReader myreader = comm.ExecuteReader();

try

{

string reader = myreader.GetString(1);

if (mima==reader.Trim())

Response.Redirect("个人主页.aspx");

else Response.Write("账号或密码错误！请重新输入！");

myreader.Close();

conn.Close();

}

catch (Exception a) { Response.Write(a); }

}

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