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41 lines
741 B
41 lines
741 B
4 years ago
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<!DOCTYPE html>
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<html>
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<head>
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<style>
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.col {
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float:left;
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width:50%;
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left:50%;
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}
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</style>
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</head>
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<body>
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<div class=col>
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<h2>EventSource</h2>
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<ul id=es-messages>
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</ul>
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</div>
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<div class=col>
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<h2>EventSourcePolyfill</h2>
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<ul id=es-polyfill-messages>
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</ul>
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</div>
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<script src=/eventsource-polyfill.js></script>
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<script>
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function subscribe(es, ul) {
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es.addEventListener('server-time', function (e) {
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var li = document.createElement("LI");
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li.appendChild(document.createTextNode(e.data));
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ul.appendChild(li);
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});
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}
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subscribe(new EventSource('/sse'), document.getElementById('es-messages'));
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subscribe(new EventSourcePolyfill('/sse'), document.getElementById('es-polyfill-messages'));
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</script>
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</body>
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