p9888 - 経済統計練習帳

<!DOCTYPE html>
<html lang="ja">
  <head>
    <meta charset="utf-8" />
    <title>Firebase</title>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.0.0-alpha1/jquery.min.js"></script>
    <script src="https://cdn.firebase.com/js/client/2.3.2/firebase.js"></script>
       <script src="sample.js"></script>
 
 
  </head>
  <body onload="sample()">
    <div>
      <input id="n1"/>
      <input id="m1"/>
      <button id="s1">投稿</button>
    </div>
    <ul id="mx">
    </ul>
  </body>
</html>
 
 
 function sample(){
 
 var firebaseRef = new Firebase("https://my-first-chat-app.firebaseio.com"); // ... 1
      var messagesRef = firebaseRef.child('messages'); 
 
      messagesRef.on('child_added', function(snapshot) {
        var msg = snapshot.val();
        $('<li>').text(msg.name + '△' + msg.body).prependTo('#mx');
      });
 
      $('#s1').click(function() {
        messagesRef.push({ 
          name: $('#n1').val(),
          body: $('#m1').val()
        });
      });
 
      }