Axiom.Compiler.Framework.PrologVariableDictionary.this C# (CSharp) Method

        public object this[object key]
        {
            get
            {
                foreach(PrologVariableDictionaryEntry entry in _items)
                {
                    if(entry.Name == (string)key)
                    {
                        return entry;
                    }
                }
                return null;
            }

            set
            {
                // This method is not implemented
            }
        }