title: app.get('/try', function (req, res) not working
body: <p>i am new to node and express. this is my code :</p>
  
  <pre><code>var express = require('express'); 
  var app = express();  
  app.get('/', function (req, res)
  { res.send(' { “Hello”: “World” }'); }); 
  app.get('/about', function (req, res){ 
   res.send(' { “Hello”: “World” }'); });    
  app.listen(3000);  
  </code></pre>
  
  <p>this works but when i try </p>
  
  <pre><code>app.get('/try', function (req, res){
  res.send(' { “Hello”: “World” }');
  }); 
  </code></pre>
  
  <p>the browser give me this message: Cannot GET /try</p>
  
  <p>I am not sure what I am doing wrong</p>
  
  <p>this is express 4 version</p>