levenshteinDistance levenshteinDistance(a: String, b: String): Number Returns the Levenshtein distance (or edit distance) between two strings. Introduced in DataWeave version 2.4.0. Parameters Name Description a The first string. b The second string. Example This example shows how levenshteinDistance behaves with different strings. Source %dw 2.0 import levenshteinDistance from dw::core::Strings output application/json --- "kitten" levenshteinDistance "sitting" Output 3