numl.Model.StringProperty.Convert C# (CSharp) Method

        public override IEnumerable<double> Convert(object o)
        {
            // check for valid dictionary
            if (Dictionary == null || Dictionary.Length == 0)
                throw new InvalidOperationException(string.Format("{0} dictionaries do not exist.", Name));

            // sanitize string
            string s = "";
            if (o == null || string.IsNullOrEmpty(o.ToString()) || string.IsNullOrWhiteSpace(o.ToString()))
                s = StringHelpers.EMPTY_STRING;
            else
                s = o.ToString();

            // returns single number
            if (AsEnum)
                yield return (double)StringHelpers.GetWordPosition(s, Dictionary, false);
            // returns list
            else
                foreach (double val in StringHelpers.GetWordCount(s, this))
                    yield return val;
        }