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Computes the prefix distance, which measures the number of character edits required to convert one prefix into another. This includes insertions, deletions, and substitutions.

Usage

prefix_distance(s1, s2, score_cutoff = NULL)

Arguments

s1

A string. The first input string.

s2

A string. The second input string.

score_cutoff

An optional maximum threshold for the distance. Defaults to the largest integer value in R (`.Machine$integer.max`).

Value

The prefix distance as an integer.

Examples

prefix_distance("abcdef", "abcxyz")
#> [1] 3
prefix_distance("abcdef", "abcxyz", score_cutoff = 3)
#> [1] 3