错误信息如下:
-----------------------------------
编译器错误信息: CS0122: “System.Data.Res”不可访问,因为它受保护级别限制源错误:行 24: DataRow dr = db.ExecuteDataRow("select * from videofile where id="+id);
行 25: bianhao = dr["bianhao"].ToString();
行 26: Res.DataSource = db.ExecuteDataView("select * from dvdclass where len(id)=2 and hidden=0");
行 27: Res.DataBind();
行 28: title = dr["title"].ToString();
------------------------------------------------------源代码如下:CS文件
------------------------------------------------------
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using DBbase;public partial class video_VideoIntroduction : System.Web.UI.Page
{
Database db = DatabaseManager.CreateDatabase(BaseConst.Strconn);
public string bianhao, title, class1, classid1, classid2, class2, num, price, id, beizhu, msg,filenum,jiangshi,filetimer;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack) { getdb(); }
}
void getdb() {
if (db.Request("id") != null) {
id = db.Request("id");
DataRow dr = db.ExecuteDataRow("select * from videofile where id="+id);
bianhao = dr["bianhao"].ToString();
Res.DataSource = db.ExecuteDataView("select * from videoclass where len(id)=2 and hidden=0");
Res.DataBind();
title = dr["title"].ToString();
string classid = dr["classid"].ToString();
if (classid.Length >= 2)
{
classid1= dr["classid"].ToString().Substring(0,2);
class1 = db.ExecuteScalar("select typename from videoclass where id=" + classid1).ToString();
}
if (classid.Length >= 6)
{
classid2 = dr["classid"].ToString();
string sql = "select typename from videoclass where id=" + dr["classid"].ToString().Substring(3, 3);
if (db.IsHaveRow(sql))
{
class2 = db.ExecuteScalar(sql).ToString();
}
}
num = dr["filenum"].ToString();
price = dr["price"].ToString();
beizhu = dr["beizhu"].ToString();
msg = dr["msg"].ToString();
}
}
}
-----------------------------------
编译器错误信息: CS0122: “System.Data.Res”不可访问,因为它受保护级别限制源错误:行 24: DataRow dr = db.ExecuteDataRow("select * from videofile where id="+id);
行 25: bianhao = dr["bianhao"].ToString();
行 26: Res.DataSource = db.ExecuteDataView("select * from dvdclass where len(id)=2 and hidden=0");
行 27: Res.DataBind();
行 28: title = dr["title"].ToString();
------------------------------------------------------源代码如下:CS文件
------------------------------------------------------
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using DBbase;public partial class video_VideoIntroduction : System.Web.UI.Page
{
Database db = DatabaseManager.CreateDatabase(BaseConst.Strconn);
public string bianhao, title, class1, classid1, classid2, class2, num, price, id, beizhu, msg,filenum,jiangshi,filetimer;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack) { getdb(); }
}
void getdb() {
if (db.Request("id") != null) {
id = db.Request("id");
DataRow dr = db.ExecuteDataRow("select * from videofile where id="+id);
bianhao = dr["bianhao"].ToString();
Res.DataSource = db.ExecuteDataView("select * from videoclass where len(id)=2 and hidden=0");
Res.DataBind();
title = dr["title"].ToString();
string classid = dr["classid"].ToString();
if (classid.Length >= 2)
{
classid1= dr["classid"].ToString().Substring(0,2);
class1 = db.ExecuteScalar("select typename from videoclass where id=" + classid1).ToString();
}
if (classid.Length >= 6)
{
classid2 = dr["classid"].ToString();
string sql = "select typename from videoclass where id=" + dr["classid"].ToString().Substring(3, 3);
if (db.IsHaveRow(sql))
{
class2 = db.ExecuteScalar(sql).ToString();
}
}
num = dr["filenum"].ToString();
price = dr["price"].ToString();
beizhu = dr["beizhu"].ToString();
msg = dr["msg"].ToString();
}
}
}
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如果前面没有访问修饰符,则类一般是 internal,即只能在同一个项目文件内部访问