qsu
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qsu is a utility library that contains useful and frequently used functions. Start with your preferred language and the modern development environment.
1 lines • 189 B
JavaScript
import{extname as e}from"path";import{getFileName as t}from"./getFileName.js";export function getFileExtension(o){const r=e(t(o,!0)).replace(".","").toLowerCase();return r?.length>0?r:null}