@H_403_2@protected void register_Click(object sender,EventArgs e)
{
AddUser(userName.Text,password.Text,confirm.Text);
}
void AddUser(string name,string pass,string confirm)
{
User u = new User(name,pass,confirm);
if (u.Valid)
{
using (var db = new SiteContext())
{
db.User.Add(u);
db.SaveChanges();
}
}
}
}
public class User
{
public int UserId { get; set; }
public string UserName { get; set; }
public string Password { get; set; }
public bool Valid { get; set; }
public User(string _name,string _password,string _confirm)
{
if (CheckPassword(_password,_confirm))
{
Password = _password;
UserName = _name;
Valid = true;
}
else
Valid = false;
}
private bool CheckPassword(string _password,string _confirm)
{
if (_confirm.Equals(_confirm))
return true;
return false;
}
}
public class SiteContext : DbContext
{
public DbSet<User> User { get; set; }
}
我试图使用Entity Framework创建一个新的数据库,但是我总是得到这个异常
Directory lookup for the file “c:\users\oren\documents\visual studio 2012\Projects\ResturantSite\ResturantSite\App_Data\ResturantSite.SiteContext.mdf” Failed with the operating system error 2(The system cannot find the file specified.).
CREATE DATABASE Failed. Some file names listed could not be created. Check related errorsLine 28: using (var db = new SiteContext())
Line 29: {
Line 30: db.User.Add(u);
Line 31: db.SaveChanges();
Line 32: }
第30行抛出异常
我希望有人能帮忙
