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 • 193 B
JavaScript
import{extname as t}from"path";export function getFileExtension(l,e){let n=l.split(e?"\\":"/").pop();return n?(n=t(n)||n,-1===n.indexOf(".")?null:n.split(".")?.pop()?.toLowerCase()||null):null}