关于javascript:js实现十六进制文件转十进制

/** * @fileName trave.js * @description 十六进制文件转utf-8字符串 * @date 2021-10-20 15:27:10 * @lastEditors xl.li */var fs=require("fs");var path = require('path')function decode(str){    return str.replace(/\\x(\w{2})/g,function(_,$1){ return String.fromCharCode(parseInt($1,16)) });}function traveDir(ins,filter = '.js') {  let src = path.normalize(ins);  let paths = fs.readdirSync(src); //同步读取当前目录  paths.forEach(function (path) {    var _src = src + '/' + path;    fs.stat(_src, function (err, stats) {  //stats  该对象 蕴含文件属性      if (err) throw err;      if (stats.isFile() && path.includes(filter)) {         let readable = fs.readFileSync(_src,"utf-8");        let nf = path.replace('.','.d.')        fs.writeFile(src + '/' + nf,decode(readable),err => console.log(err))      } else if (stats.isDirectory()) { //是目录则 递归        traveDir(_src);      }    });  });}/** * @functionName 32 * @param 参数1：要转换的文件目录，参数2：目录下要转换的文件类型（简略后缀过滤) * @date 2021-10-20 15:28:00 */traveDir('./test1','.js')