leven

Measure the difference between two strings
The fastest JS implementation of the Levenshtein distance algorithm

Install

$ npm install --save leven

Usage

var leven = require('leven');

leven('cat', 'cow');
//=> 2

Benchmark

$ npm run bench

         343,757 op/s » leven
         264,625 op/s » levenshtein-edit-distance
          49,981 op/s » fast-levenshtein
          25,496 op/s » levenshtein-component
          18,240 op/s » levdist
          17,554 op/s » ld
          12,633 op/s » natural
           9,960 op/s » levenshtein

CLI

$ npm install --global leven

$ leven --help

  Example
    $ leven cat cow
    2

License

MIT © Sindre Sorhus