Difference convert source and target to their Soundex codes and then reports the number of matching code positions.

LevenshteinDistance is the standard Levenshtein distance where the cost of insertion, deletion and substitution are all one.

LevenshteinDistanceWithCost calculates the Levenshtein distance between source and target.

Soundex convert source to its Soundex code.

Special encodings.

Iterator on a string.