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  • extension.js
  • 添加宜春 天水 宣化
    2a09d1a4
    liuqimichale authored
    2021-02-23 14:00:09 +0800  
    Browse Code »
extension.js 218 Bytes
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const path = require('path');

const EXTRE = /^[.]?[^.]+([.].*)$/;

module.exports = function (input) {
  var extension = EXTRE.exec(path.basename(input));
  if (!extension) {
    return;
  }
  return extension[1];
};