streamlined code for getFilesAndSizes()

updown.js

@@ -7,9 +7,8 @@ const staticPath = "public/";
 app.set("view engine", "pug");
 
 function getFilesAndSizes(path) {
-  var filenames = fs.readdirSync(path);
-  var files = [];
-  filenames.forEach(filename => {
+  let files = [];
+  fs.readdirSync(path).forEach(filename => {
     files.push({ name: filename, size: fs.statSync(path + filename, (e, s) => s).size });
   })
 console.log(files);