17. The method of claim 15 , wherein the first and second text strings represent different numerical fields within a larger text string.
17. The method of claim 15 , wherein the first and second text strings represent different numerical fields within a larger text string. 18. The method of claim 17 , wherein the numerical fields are selected from the group consisting of: currency fields, date fields, digit sequence fields, number fields, fractional number fields, ordinal number fields, telephone number fields, flight number fields, street number fields, time fields, and zipcode fields.