nodejs-socket/index.html at main · codeadamca/nodejs-socket · GitHub

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<!doctype html>
<html>
  <head>

    <script src='https://cdnjs.cloudflare.com/ajax/libs/socket.io/2.0.4/socket.io.js'></script>

  </head>
  <body>

    <button id="fromClient">From Client</button>

      <script>

      var socket = io();

      socket.on('fromServer', function(data) {

        console.log( 'ON: fromServer');

      });

      socket.on('time', function(data) {

        console.log( 'ON: time');

      });

      document.getElementById('fromClient').onclick = function(){

        socket.emit('fromClient', { "message":"Sent from client!" });
        console.log( 'EMIT: fromClient');

      }

    </script>

  </body>

</html>