He is a failed stand-up comic, a cornrower, and a book author. It was hard to tell which of these expressions was telling me something was null. It’s going to take a while but a new, more refined sense of smell is in my future, I think. Parse and querying versus serialization strongly typed objects Ask Question. Post as a guest Name. In the XElement tree any text between tags is stored as an XText node in the node collection i.
It’s not just that, you also have to consider the impact of having to constantly re-parse the XML if different components of the system are responsible for different parts of processing the entire object. If you need for Inner XML without root tag “” in your example , you may use the following extension method: This email is in use. The problem, of course, is that it’s a much greater effort to write a custom parser. Post as a guest Name. Xml within Xml Be mindful of the size of the message By following these guidelines clients consuming those messages can be made simpler and faster.
See how he’s using “select new” rather than “select new Foo”? You only get to use them as a class designer if you can promise they will work as expected. Parse response Then we use that XElement throughout the rest of the layers of the application.
Exactly like how Console. Convert XElement to string Ask Question. Once you have found a tag, i. He is a failed stand-up comic, a cornrower, and a book author. Thanks ScottGu and Anders for their help, direct and indirect. And here we have something that is safe but looks exactly like a cast. Provide an answer or move on to the next question. So to create an XElement with two children you would use:.
Convert string to list of string. Element, once to see if it’s null and again to get the value it if it’s not.
how to convert to List
When performance is of utmost concern, implementing a custom approach can be suitable, but costly from a code and maintenance standpoint. I tried various methonds.
Sign up using Facebook. We have also overrode ToString to create the Xml string. Pop Catalin, I may be wrong here, I also haven’t got a 3.
c# – Convert XElement to string – Stack Overflow
Add your solution here. This code doesn’t handle that because the call to item. However, there’s a very unambiguous expectation presented with explicit and implicit. Is this really more flexible then using a strongly typed object model? It’s not xast that, you also have to consider the impact of having to constantly re-parse the XML if different components of the system are responsible for different parts of processing the entire object.
XmlSerializer can serialize strinb elements and attributes. I was told it was done for performance reasons and it’s more flexible.
My guess is that something went wrong building your XElement. In the XElement tree any text srring tags is stored as an XText node in the node collection i.
It is important to sfring that much of what we are about to investigate can be used without the need to make use of Linq – it all just happens to be a very easy way to work with XML in general. About Scott Scott Hanselman is a former professor, former Chief Architect in finance, now speaker, consultant, father, diabetic, and Microsoft employee.
Data Contract Serializer should always be the first choice for green field development as it produces the least amount of code to maintain and offers good performance.
XML in C# – Using XElement
For example, if one has an Xml message with elements and only a few or those elements are needed, this method is appropriate. The reason that it’s slower is because of all the Reflection that is required. Read the question carefully.
What does it return for you in this case? The data contract serializer can also serialize out to JSON as well and xeement a more modern approach when dealing with messages.
I kind of felt like I shouldn’t have to do that, or that Strring should called XmlConvert, rather than Convert. The problem, of course, is that it’s a much greater effort to write a custom parser.
MoveToContent ; return reader. ToString, in the Locals window, look at the [xml] variable expanded to xml. One must convert the string values to appropriate data types as needed. It is also worth knowing that if an XElement object has only a single XText child then this is also its string Value property.
It may be difficult or not viable to use the data contract serializer when an existing message structure is present. Also, because it’ll return null, now I can do this changes in red:. It does exactly what I want. Also, if message processing is not centralized, there could be duplication of XElement parsing throughout the code base with different approaches being used.
I’ve always used DTO classes and deserialization, and wtring been much bothered by the speed. Comments  Share on: I am not certain if this XElement approach is valid. Post as a guest Name. You might be parsing the XElement or one of its nodes any number of times before the process is done. This is straight forward with Linq to Xml, but complexities can arise. Then before you execute the.