The onmessage
property of the EventSource
interface is an EventHandler
called when a message
event is received, that is when a message is coming from the source.
Event objects of onmessage
event handers are of type MessageEvent
.
eventSource.onmessage = function
evtSource.onmessage = function(e) { var newElement = document.createElement("li"); newElement.textContent = "message: " + e.data; eventList.appendChild(newElement); }
Note: You can find a full example on GitHub — see Simple SSE demo using PHP.
Specification | Status | Comment |
---|---|---|
HTML Living Standard The definition of 'onmessage' in that specification. | Living Standard | Initial definition |
Desktop | ||||||
---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
Basic support | 6 | No | 6 | No | Yes | 5 |
Mobile | |||||||
---|---|---|---|---|---|---|---|
Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
Basic support | Yes | 18 | No | 45 | 12 | 5 | ? |
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/EventSource/onmessage