<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>SSE Example</title>
</head>
<body>
<h1>Server-Sent Events Example</h1>
<div id="sse-data"></div>
<script>
const eventSource = new EventSource("/sse")
const sseDataElement = document.getElementById("sse-data")
eventSource.onmessage = (event) => {
sseDataElement.innerText = `Data from server: ${event.data}`
}
eventSource.onerror = (error) => {
console.error("EventSource failed:", error)
eventSource.close()
}
</script>
</body>
</html>