expression-trees
Parsing Expression Tree To Sqlstring - Not Reinventing the wheel
I need to parse an expressiontree to get a sql where clause. Aren\'t there any classes in the .NET FX or any third party library which already have this abilities ?[详细]
2023-03-17 19:24 分类:问答How can I pass various Expression Functions in overloaded methods?
I have the need for a method similar to this: // takes in a DefaultValue type as an Expression Function, with an argument[详细]
2023-03-17 01:41 分类:问答how to build expression tree for multiple level reference property(linked property)?
For example, let\'s say i have a string property \"Document.DocumentType.DocumentCode\" with DocumentCode is a nullable decimal type.[详细]
2023-03-16 15:01 分类:问答Checked type-cast in an Expression Tree?
I am usi开发者_StackOverflow社区ng Expression to create a little bit of dynamically-generated code. My solution works, except for one feature: I want to do a checked type-cast, where TypeCastException[详细]
2023-03-15 09:41 分类:问答How to get the type of a property used within a generic expression?
public st开发者_Go百科atic void Map<T>(Expression<Func<T, object >> expression)[详细]
2023-03-15 06:40 分类:问答why UnaryExpression not have body
I was seeking some information about how to use Expression.Quote. And I\'ve found an answer for it, What is the purpose of LINQ\'s Expression.Quote method?[详细]
2023-03-12 08:23 分类:问答How Build Lambda Expression Tree with multiple conditions
Note: I know it\'s much simple to create this using dynamic linq but I want to learn. I want to create a lambda that \"finds\": Name=David AND Age=10.[详细]
2023-03-12 06:28 分类:问答Dynamically construct Select clause of a Linq query
I\'m using a LINQ to Entities, and I have a couple of queries for which I want to be able to specify the Select clause at runtime.[详细]
2023-03-11 04:44 分类:问答What expression method to use to get back parameter?
Simple question.I am trying to create a basic lambda expression that returns the parameter. (i, o) => o[详细]
2023-03-10 10:23 分类:问答Is there a particular reason LinqKit's expander can't pick up Expressions from fields?
I\'m using LinqKit library which allows combining expressions on the fly. This is a pure bliss for writing Entity Framewok data acess layer because several expressions can optionally be reused and co[详细]
2023-03-10 08:50 分类:问答