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 FileMaker Pro Custom Functions

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Levenshtein ( str1 ; str2 ; damerau ; caseSensitive )

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Steve Allen, Richard Carlton Consulting, Inc.
http://www.rcconsulting.com

Finds the Levenshtein or Damerau-Levenshtein distance between two strings.

Sample Input:
Levenshtein ( "Steve" ; "stephen" ; False ; True )
Sample Output:
4


 Then copy & paste into FileMaker Advanced's Edit Custom Function window.

Click here to copy To Clip Manager if you have myFMbutler's Clip Manager installed

Description:

Finds the Levenshtein or Damerau-Levenshtein distance between two strings, as described at:

http://en.wikipedia.org/wiki/Levenshtein_distance

http://en.wikipedia.org/wiki/Damerau–Levenshtein_distance

(both pages accessed January 29, 2009 at 4:00 p.m.)

Note: best viewed in a large text space, or at least without word wrap, for formatting reasons.

Note: these functions are not guaranteed or supported by BrianDunning.com. Please contact the individual developer with any questions or problems.

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