I'm attempting to test whether an ExpandoObject contains a given key. The object is created, the key added, and then removed. Using the IDictionary.ContainsKey method returns false, but using ...

In an earlier column I discussed the basics of working with ExpandoObjects (including how to add methods to an ExpandoObject). As I said in that column, there's nothing stopping you from building an ...

will using an ExpandoObject over a JObject give me much of a performance boost? In the benchmarks cited in #56, using an ExpandoObject was roughly 9 times faster than JObject. So, yes, it will give ...

You can give your users the ability to store any data they want, including stuff they make up at run time, by using an ExpandoObject. In fact, when you don't know what your data is until run time (and ...