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

e39713a6-39b2-4ad6-a53f-87df9afc0a0a with a Levenshtein distance of 27.