The Levenshtein distance is the difference between two strings when compared, specifically the amount of changes that have to be made to achieve a match, the function is named after Vladimir Levenshtein, a Soviet mathematician.

The below values are calculated using the PHP implementation of the Levenshtein metric and more information regarding this function can be found here.

On every page refresh a new uuid will be generated and compared against the existing uuid, a similarity percentage and the Levenshtein distance will be calculated and shown.

New uuid

e90290e0-6c47-4b2c-a942-04d073291754 with a Levenshtein distance of 28.