ImmutableDictionary<TKey, TValue>::ToBuilder Method ()
Creates an immutable dictionary with the same contents as this dictionary that can be efficiently mutated across multiple operations by using standard mutable interfaces.
Assembly: System.Collections.Immutable (in System.Collections.Immutable.dll)
Return Value
Type: System.Collections.Immutable::ImmutableDictionary<TKey, TValue>::Builder^A collection with the same contents as this dictionary that can be efficiently mutated across multiple operations by using standard mutable interfaces.
This is an O(1) operation and results in only a single (small) memory allocation. The mutable collection that is returned is not thread safe.
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