LEVENSHTEIN() - Get Levenshtein distance between two strings

Syntax

LEVENSHTEIN(str1,str2{,ERR=lineref})

In BBj 18.00 and higher, the LEVENSHTEIN() function returns the Levenshtein distance between two strings.

Parameter	Description
str1	First string.
str2	Second string.
ERR=lineref	Branch to be taken if an error occurs during execution.

READY
>print Levenshtein("xyzzy","xyzzy")
0
>print Levenshtein("kitten","sitting")
3
>print Levenshtein("flaw","lawn")
2
>