theburningmonk theburningmonk - 1 month ago 3x
C# Question

Why doesn't XmlSerializer support Dictionary?

Just curious as to why Dictionary is not supported by


You can get around it easily enough by using
and writing the object to a
, but what are the characteristics of a Dictionary that makes it difficult for a
to deal with considering it's really an array of KeyValuePairs.

In fact, you can pass an
IDictionary<TKey, TItem>
to a method expecting an
IEnumerable<KeyValuePairs<TKey, ITem>>


Hashtables need hashcode and equality comparer providers generally. These cant be serialized easily in XML, and definitely will not be portable.

But I think you already found your answer. Just serialize the hashtable as a List<KeyValuePair<K,V>> and then (re)construct it into a hashtable.