我得到";预期"错误我不知道我在哪里想念这个标志.谁来解决这个问题.附上了.code

Question

我正在编写一个Asp.net代码,用于在从数据库中获取视频后在网站上播放视频.代码给出错误";预期"我试图找到我错过的地方,但我不能.请帮我解决它.在第8行给出错误,即string text = "<embed src="" + Str + "" height="300" width="500" />"; 这里是代码

protected void Page_Load(object sender, EventArgs e)
{
    string play = Request.QueryString["id"];
    string strSQL = "select * from videos where videosong_loc='" + play + "'";

    SqlConnection sconn = new SqlConnection(@"Data Source=Khawaja\\SQLEXPRESS;Initial Catalog=TaskDB;Integrated Security=True;");
    SqlCommand scomm = new SqlCommand(strSQL, sconn);
    sconn.Open();
    SqlDataReader sreader = scomm.ExecuteReader();
    if (sreader.Read())
    {
        string Str = "videos\\" + sreader[1].ToString();
        string text = "<embed src="" + Str + "" height="300" width="500" />";
        //string text = "<embed   height="300" />";
        //Response.Write(text);
        Label1.Text = text;
        sreader.Close();
        sconn.Close();
    }             
}

Answer 1

错误在这里:

 string text = "<embed src="" + Str + "" height="300" width="500" />";

你没有逃脱双引号:

string text = "<embed src=\"" + Str + "\" height=\"300\" width=\"500\" />";