reset office-hours

demos/sample_code/ValidatorUtil.java

@@ -29,19 +29,9 @@ public static boolean isValidSSN(String input) {
 
     /**
      * @description: This method checks if the input is a valid phone number.
-     * This method checks if the input is a valid phone number of the format:
-     *  String input4 = "718 419 4126";
-        String input5 = "718-419-4126";
-        String input6 = "(718)419 4126";
-        String input7 = "(718)4194126";
-        String input8 = "7184194126";
-        Numbers starting with 555 are not valid phone numbers, including (555)
-        String input9 = "555-419-4126";
-        String input10 = "(555)-419-4126";
-        String input11 = "5554194126";
      */
     public static boolean isValidPhoneNumber(String input) {
-
+        return input.matches("^\\d{3}-\\d{3}-\\d{4}$");
     }
 
 }

demos/sample_code/webServer.js

@@ -1,17 +1 @@
-// importiere alle benötigten Module für einen Webserver mit express
-// und erstelle eine neue Instanz von express
-// use multiple steps to create a web server with express
-var express = require('express');
-var app = express();
-var path = require('path');
-var fs = require('fs');
-var bodyParser = require('body-parser');
-
-// erstelle eine neue Instanz von express
-app.use(bodyParser.json());
-app.use(bodyParser.urlencoded({ extended: true }));
-app.use(express.static(path.join(__dirname, 'public')));
-
-// erstelle einen neuen Webserver und höre auf Port 8080
-app.listen(8080, function(){
-    console.log('Server running at http://
+// importiere alle benötigten Module