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//SqlCommand cmd = new SqlCommand("jian", conn);

     
        //cmd.CommandType = CommandType.StoredProcedure;

        //cmd.Parameters.AddWithValue("a", TextBox1.Text);  Õâ¾ä»°Ê²Ã´Òâ˼?

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C# code:

SqlCommand cmd = new SqlCommand(conn);
cmd.Parameters.Add("@name",SqlDbType.VarChar,50);
cmd.Parameters["@name"].Value = textbox.text.toString();



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