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express-sse

An Express middleware for Server-Sent Events (EventSource)

event-stream

An Express middleware for quick'n'easy server-sent events.

Installation:

npm install express-sse

Usage example:

Server:

var SSE = require('express-sse');
var sse = new SSE(["array", "containing", "initial", "content", "(optional)"]);
 
...
 
app.get('/stream', sse.init);
 
...
 
sse.send(content);
sse.updateInit(["array", "containing", "new", "initial", "content"]);

Client:

var es = new EventSource('/stream');
 
es.onmessage = function (event) {
  ...
};

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Keywords

stream, middleware, eventsource, events, server-sent, sse, express

Dependencies

None

Dependents

rozu, liftstream