FuzzyStrings

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FlexRule.Extensions.FuzzyStrings

Comparing strings by default can be in two ways:

1. case-sensitive using == operator
2. case-insensitive using === operator

The FuzzyStrings extension allows strings be compared based on an approximation percentage.

fuzzyCompare

This function compares two strings and returns the similarity percentage

 fuzzyCompare (str1, str2, method)

• str1: first string
• str2: second string
• method (optional): a comparison method (default is lv):
  • lv: Levenshtein algorithm
  • jw: Jaro-Winkler
  • dc: Dice Coefficient

Examples

Expression: fuzzyCompare('Mama', 'Mom')
Returns: 0.5

Expression: fuzzyCompare('Mama', 'Mom', 'jw')
Returns: 0.75