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var ss=from o in Orders from od in OrderDetails.Where(od=>od.OrderId == od.OrderId) from c in Courses.Where(c=>c.CourseId == od.CourseId) from cs in CourseSections.Where(cs => cs.CourseId == c.CourseId) ... 阅读全文
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LINQ To SQL中IN的用法IN:C#var result = from s1 in context.Customers where (new string[] { "UK", "Lisboa" }).Contains(s1.City) select s1;VB.NETDim lists = From s1 In context.Customers Where (New String() {"UK", "Lisboa"}).Contains(s1.City) Select s1NOT IN:C# var re 阅读全文
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原文地址:http://www.codeproject.com/Articles/383145/RenderBody-RenderPage-and-RenderSection-methods-inRenderBody, RenderPage and RenderSection methods in MVC 3In this article we will learn about the three methods of MVC 3 and those areRenderBody,RenderPage, andRenderSection.We will learn by the followin 阅读全文