Linq to sql （不是订单）这就是为什么我只需要一个。山姆，我已经编辑了答案，但我不确定这是否是你想要的。克林格这看起来会很有效。我怎样才能修改它，使其只包含一个订单，而不是列表，我只是在一条记录中循环（实际上是一个应用程序，而不是订单），这就是为什么我只需要一条记录的原

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（不是订单）这就是为什么我只需要一个。山姆，我已经编辑了答案，但我不确定这是否是你想要的。克林格这看起来会很有效。我怎样才能修改它，使其只包含一个订单，而不是列表，我只是在一条记录中循环（实际上是一个应用程序，而不是订单），这就是为什么我只需要一条记录的原因。山姆，我已经编辑了答案，但我不确定这是否是你想要的。

 public Dictionary<string,object>
     ValuesForPlaceHolders( object obj,
                            IEnumerable<string> placeHolders )
 {
     var map = new Dictionary<string,object>();
     if (obj != null)
     {

         var properties = obj.GetType().GetProperties();
         foreach (string placeHolder in placeHolders)
         {
             var property = properties.Where( p => p.Name == placeHolder )
                                      .SingleOrDefault();
             if (property != null)
             {
                 map.Add( placeHolder, property.GetValue( obj, null ) );
             }
         }
     }
     return map;
 }

public static class TypeHelper
{
    public static object GetPropertyValue( object obj, string name )
    {
        return obj == null ? null : obj.GetType()
                                       .GetProperty( name )
                                       .GetValue( obj, null );
    }
}

var hashy = 
  (from o in Orders where o.Id = id select 
  new Dictionary<string,object>{ {"Id", o.Id}, 
     {"Name",o.Name}, /*yadda*/}).Single();

var hashy = 
(from o in Orders where o.Id = id select o).ToArray()
.Select(o=> new Dictionary<string,object>{{"Name",o.Name}})
.First()

void Main()
{
   var text = "Thank you for your order [OrderNo]. Your order will be shipped to: [Name] [Street1] [Street2]";

   var order = new Order() {OrderNo = 1, Name="NameA", Street1 = "Address1A", Street2="Addres2A"};

   var splitted = text.Split(']').ToList();

   var orderType = (new Order()).GetType();

   var newText = text;
   splitted.ForEach(p => 
    { 
       string field = p.Substring(p.IndexOf('[') + 1);
       if (!string.IsNullOrEmpty(field))
       {
           var result = orderType.GetProperty(field).GetValue(order, null);
           //var method = orderType.GetMethod("get_"+field);
           //var result = method.Invoke(o, null);
           newText = newText.Replace("[" + field + "]", result.ToString());
       }
    });
   Console.WriteLine(newText);
}


public class Order
{
    public Order()
    {}

    public int OrderNo {get; set;}
    public string Name {get; set;}
    public string Street1 {get; set;}
    public string Street2 {get; set;}
}

Dim doc = From u In db.myTable, d In db.myTable2 _
                      Where u.UserId = d.UserId  _
                      Select u.Email
    If doc.Count > 0 Then
        For Each rec In doc
            strEmailBcc += rec & "; "
        Next
    Else
        MsgBox("No e-mails were found.", MsgBoxStyle.Information, "E-mail Search")
    End IF