exevent/index.html at main · vtno/exevent · GitHub

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<!doctype html>
<html>
  <head>
    <title>Exevent</title>
  </head>

  <body>
    <div>
      <h1>Stream from server</h1>
      <button onclick="startStreaming()">Start Streaming</button>
      <main></main>
    </div>
    <script>
      function startStreaming(e) {
        const eventSource = new EventSource(
          "http://localhost:4000/stream/text.txt",
        );
        eventSource.onmessage = (event) => {
          const main = document.querySelector("main");
          const line = document.createElement("p");
          line.textContent = event.data;
          main.appendChild(line);
        };
        eventSource.onerror = (error) => {
          console.log("EventSource failed:", error);
          eventSource.close();
        };
      }
    </script>
  </body>
</html>