Add readdir examples

tshemsedinov · tshemsedinov · commit 3dbddbf49e5f · 2019-01-28T23:13:38.000+02:00
diff --git a/JavaScript/9-readdir.js b/JavaScript/9-readdir.js
@@ -0,0 +1,13 @@
+'use strict';
+
+const fs = require('fs');
+
+
+const output = (err, files) => {
+  if (err) console.log(err);
+  else console.dir(files);
+};
+
+fs.readdir('.', output);
+fs.readdir('..', output);
+fs.readdir('./lib', output);
