<h1>Getting server updates</h1>
<div id="result"></div>

<script>
if(typeof(EventSource) !== "undefined") {
  var source = new EventSource("demo_sse.php");
  source.onmessage = function(event) {
    document.getElementById("result").innerHTML += event.data + "<br>";
  };
} else {
  document.getElementById("result").innerHTML = "Sorry, your browser does not support server-sent events...";
}
</script>