版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/levenshtein/1.0.5/levenshtein.js
- https://cdn.bootcdn.net/ajax/libs/levenshtein/1.0.5/levenshtein.min.js
- https://cdn.bootcdn.net/ajax/libs/levenshtein/1.0.5/levenshtein.min.js.map