LEVENSHTEIN_DISTANCE

Compute the Levenshtein distance between two strings.

Syntax 

LEVENSHTEIN_DISTANCE(string_one, string_two, [insertion_cost: 2], [deletion_cost: 2], [substitution_cost: 1])

Usage examples 

Example 1

Input

1
{
2
"my_action": {
3
"name_one": "Smith",
4
"name_two": "Simth"
5
}
6
}

Formula

LEVENSHTEIN_DISTANCE(my_action.name_one, my_action.name_two)

Output

2

Example 2

Input

1
{
2
"my_action": {
3
"name_one": "kitten",
4
"name_two": "sitting"
5
}
6
}

Formula

LEVENSHTEIN_DISTANCE(my_action.name_one, my_action.name_two, insertion_cost: 1, deletion_cost: 1)

Output

3

Sample Actions 

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My Action
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LEVENSHTEIN_DISTANCE
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